diff --git a/Cargo.lock b/Cargo.lock
index 1a2c6fd..519e13e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -69,7 +69,7 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d52a9bb7ec0cf484c551830a7ce27bd20d67eac647e1befb56b0be4ee39a55d2"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -98,16 +98,7 @@ checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
  "hermit-abi",
  "libc",
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "autocfg"
-version = "0.1.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0dde43e75fd43e8a1bf86103336bc699aa8d17ad1be60c76c0bdfd4828e19b78"
-dependencies = [
- "autocfg 1.1.0",
+ "winapi",
 ]
 
 [[package]]
@@ -132,13 +123,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "base64"
-version = "0.10.1"
+name = "base-x"
+version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b25d992356d2eb0ed82172f5248873db5560c4721f564b13cb5193bda5e668e"
-dependencies = [
- "byteorder",
-]
+checksum = "dc19a4937b4fbd3fe3379793130e42060d10627a360f2127802b10b87e7baf74"
 
 [[package]]
 name = "base64"
@@ -224,6 +212,12 @@ dependencies = [
  "regex-automata",
 ]
 
+[[package]]
+name = "bumpalo"
+version = "3.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "37ccbd214614c6783386c1af30caf03192f17891059cecc394b4fb119e363de3"
+
 [[package]]
 name = "byte-tools"
 version = "0.3.1"
@@ -244,14 +238,9 @@ checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
 
 [[package]]
 name = "bytes"
-version = "0.4.12"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "206fdffcfa2df7cbe15601ef46c813fce0965eb3286db6b56c583b814b51c81c"
-dependencies = [
- "byteorder",
- "either",
- "iovec",
-]
+checksum = "c4872d67bab6358e59559027aa3b9157c53d9358c51423c17554809a8858e0f8"
 
 [[package]]
 name = "bytesize"
@@ -261,9 +250,9 @@ checksum = "6c58ec36aac5066d5ca17df51b3e70279f5670a72102f5752cb7e7c856adfc70"
 
 [[package]]
 name = "cargo"
-version = "0.44.1"
+version = "0.46.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a527349b7aae57518eec4bce77914669ba3c4a0ec7d6330575cea80edd251a4"
+checksum = "dd9c4b3682fcfa94d46cca36d93c93d068cd83a025b64d4bbb3fd7389a8b3d8c"
 dependencies = [
  "anyhow",
  "atty",
@@ -272,7 +261,6 @@ dependencies = [
  "clap",
  "core-foundation 0.7.0",
  "crates-io",
- "crossbeam-channel 0.4.4",
  "crossbeam-utils 0.7.2",
  "crypto-hash",
  "curl",
@@ -280,7 +268,6 @@ dependencies = [
  "env_logger 0.7.1",
  "filetime",
  "flate2",
- "fs2",
  "fwdansi",
  "git2",
  "git2-curl",
@@ -297,15 +284,15 @@ dependencies = [
  "libgit2-sys",
  "log",
  "memchr",
- "miow 0.3.7",
+ "miow",
  "num_cpus",
  "opener",
- "percent-encoding 2.1.0",
+ "percent-encoding",
  "remove_dir_all",
  "rustc-workspace-hack",
  "rustfix",
  "same-file",
- "semver 0.9.0",
+ "semver 0.10.0",
  "serde",
  "serde_ignored",
  "serde_json",
@@ -316,9 +303,10 @@ dependencies = [
  "termcolor",
  "toml",
  "unicode-width",
- "url 2.2.2",
+ "unicode-xid 0.2.3",
+ "url",
  "walkdir",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -361,8 +349,7 @@ dependencies = [
  "num-integer",
  "num-traits",
  "serde",
- "time",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -389,15 +376,6 @@ dependencies = [
  "vec_map",
 ]
 
-[[package]]
-name = "cloudabi"
-version = "0.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
-dependencies = [
- "bitflags",
-]
-
 [[package]]
 name = "cmac"
 version = "0.6.0"
@@ -436,38 +414,16 @@ dependencies = [
 ]
 
 [[package]]
-name = "constant_time_eq"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
-
-[[package]]
-name = "cookie"
-version = "0.12.0"
+name = "const_fn"
+version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "888604f00b3db336d2af898ec3c1d5d0ddf5e6d462220f2ededc33a87ac4bbd5"
-dependencies = [
- "time",
- "url 1.7.2",
-]
+checksum = "fbdcdcb6d86f71c5e97409ad45898af11cbc995b4ee8112d59095a28d376c935"
 
 [[package]]
-name = "cookie_store"
-version = "0.7.0"
+name = "constant_time_eq"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "46750b3f362965f197996c4448e4a0935e791bf7d6631bfce9ee0af3d24c919c"
-dependencies = [
- "cookie",
- "failure",
- "idna 0.1.5",
- "log",
- "publicsuffix",
- "serde",
- "serde_json",
- "time",
- "try_from",
- "url 1.7.2",
-]
+checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
 
 [[package]]
 name = "core-foundation"
@@ -518,21 +474,20 @@ checksum = "09f977948a46e9edf93eb3dc2d7a8dd4ce3105d36de63300befed37cdf051d4a"
 dependencies = [
  "anyhow",
  "curl",
- "percent-encoding 2.1.0",
+ "percent-encoding",
  "serde",
  "serde_derive",
  "serde_json",
- "url 2.2.2",
+ "url",
 ]
 
 [[package]]
 name = "crates_io_api"
-version = "0.5.1"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df5e43da3ff0ea69b6955b26f2820c385a031f0c97d5c01c549b824c988e7edc"
+checksum = "86f8072e3f4581325ee6c8e3c900099b303924a9c592ab4d23bb87ee5bdc6f7b"
 dependencies = [
  "chrono",
- "failure",
  "futures",
  "log",
  "reqwest",
@@ -540,7 +495,7 @@ dependencies = [
  "serde_derive",
  "serde_json",
  "tokio",
- "url 1.7.2",
+ "url",
 ]
 
 [[package]]
@@ -558,7 +513,7 @@ version = "0.22.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2fc98ddff042807a18ae2458b90cb227f79b50bbafc62a028c1e2dd717d8f3cb"
 dependencies = [
- "base64 0.13.0",
+ "base64",
  "blake2",
  "chrono",
  "hex 0.4.3",
@@ -709,7 +664,7 @@ version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "058ed274caafc1f60c4997b5fc07bf7dc7cca454af7c6e81edffe5f33f70dace"
 dependencies = [
- "autocfg 1.1.0",
+ "autocfg",
  "cfg-if 0.1.10",
  "crossbeam-utils 0.7.2",
  "lazy_static",
@@ -724,7 +679,7 @@ version = "0.9.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1145cf131a2c6ba0615079ab6a638f7e1973ac9c2634fcbeaaad6114246efe8c"
 dependencies = [
- "autocfg 1.1.0",
+ "autocfg",
  "cfg-if 1.0.0",
  "crossbeam-utils 0.8.8",
  "lazy_static",
@@ -749,7 +704,7 @@ version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c3c7c73a2d1e9fc0886a08b93e98eb643461230d5f1925e4036204d5f2e261a8"
 dependencies = [
- "autocfg 1.1.0",
+ "autocfg",
  "cfg-if 0.1.10",
  "lazy_static",
 ]
@@ -786,7 +741,7 @@ checksum = "fb4bfd085f17d83e6cd2943f0150d3b4331e465de8dba1750d1966192faf63dc"
 dependencies = [
  "crossterm_utils",
  "crossterm_winapi",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -799,7 +754,7 @@ dependencies = [
  "crossterm_utils",
  "crossterm_winapi",
  "libc",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -810,7 +765,7 @@ checksum = "0bf294484fc34c22d514c41afc0b97ce74e10ea54d6eb5fe4806d1e1ac0f7b76"
 dependencies = [
  "crossterm_utils",
  "crossterm_winapi",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -821,7 +776,7 @@ checksum = "983596405fe738aac9645656b666073fe6e0a8bf088679b7e256916ee41b61f7"
 dependencies = [
  "crossterm_utils",
  "crossterm_winapi",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -844,7 +799,7 @@ checksum = "f874a71b2040c730669ddff805c9bc2a1a2f6de9d7f6aab2ae8d29ccbf8a0617"
 dependencies = [
  "crossterm_winapi",
  "libc",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -853,7 +808,7 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b055e7cc627c452e6a9b977022f48a2db6f0ff73df446ca970f95eef9c381d45"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -865,7 +820,7 @@ dependencies = [
  "commoncrypto",
  "hex 0.3.2",
  "openssl",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -910,7 +865,7 @@ dependencies = [
  "openssl-sys",
  "schannel",
  "socket2",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -926,7 +881,7 @@ dependencies = [
  "openssl-sys",
  "pkg-config",
  "vcpkg",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1069,7 +1024,7 @@ checksum = "1b1d1d91c932ef41c0f2663aa8b0ca0342d444d842c06914aa0a7e352d0bada6"
 dependencies = [
  "libc",
  "redox_users",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1080,14 +1035,14 @@ checksum = "4ebda144c4fe02d1f7ea1a7d9641b6fc6b580adcfa024ae48797ecdeb6825b4d"
 dependencies = [
  "libc",
  "redox_users",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
-name = "dtoa"
-version = "0.4.8"
+name = "discard"
+version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "56899898ce76aaf4a0f24d914c97ea6ed976d42fec6ad33fcbb0a1103e07b2b0"
+checksum = "212d0f5754cb6769937f4501cc0e67f4f4483c8d2c3e1e922ee9edbe4ab4c7c0"
 
 [[package]]
 name = "ed25519"
@@ -1206,8 +1161,8 @@ checksum = "c0408e2626025178a6a7f7ffc05a25bc47103229f19c113755de7bf63816290c"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
- "redox_syscall 0.2.13",
- "winapi 0.3.9",
+ "redox_syscall",
+ "winapi",
 ]
 
 [[package]]
@@ -1255,55 +1210,96 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5fc25a87fa4fd2094bffb06925852034d90a17f0d1e05197d4956d3555752191"
 dependencies = [
  "matches",
- "percent-encoding 2.1.0",
+ "percent-encoding",
 ]
 
 [[package]]
-name = "fs2"
-version = "0.4.3"
+name = "futures"
+version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9564fc758e15025b46aa6643b1b77d047d1a56a1aea6e01002ac0c7026876213"
+checksum = "f73fe65f54d1e12b726f517d3e2135ca3125a437b6d998caf1962961f7172d9e"
 dependencies = [
- "libc",
- "winapi 0.3.9",
+ "futures-channel",
+ "futures-core",
+ "futures-executor",
+ "futures-io",
+ "futures-sink",
+ "futures-task",
+ "futures-util",
 ]
 
 [[package]]
-name = "fuchsia-cprng"
-version = "0.1.1"
+name = "futures-channel"
+version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a06f77d526c1a601b7c4cdd98f54b5eaabffc14d5f2f0296febdc7f357c6d3ba"
+checksum = "c3083ce4b914124575708913bca19bfe887522d6e2e6d0952943f5eac4a74010"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+]
 
 [[package]]
-name = "fuchsia-zircon"
-version = "0.3.3"
+name = "futures-core"
+version = "0.3.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c09fd04b7e4073ac7156a9539b57a484a8ea920f79c7c675d05d289ab6110d3"
+
+[[package]]
+name = "futures-executor"
+version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
+checksum = "9420b90cfa29e327d0429f19be13e7ddb68fa1cccb09d65e5706b8c7a749b8a6"
 dependencies = [
- "bitflags",
- "fuchsia-zircon-sys",
+ "futures-core",
+ "futures-task",
+ "futures-util",
 ]
 
 [[package]]
-name = "fuchsia-zircon-sys"
-version = "0.3.3"
+name = "futures-io"
+version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
+checksum = "fc4045962a5a5e935ee2fdedaa4e08284547402885ab326734432bed5d12966b"
 
 [[package]]
-name = "futures"
-version = "0.1.31"
+name = "futures-macro"
+version = "0.3.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "33c1e13800337f4d4d7a316bf45a567dbcb6ffe087f16424852d97e97a91f512"
+dependencies = [
+ "proc-macro2 1.0.39",
+ "quote 1.0.18",
+ "syn 1.0.96",
+]
+
+[[package]]
+name = "futures-sink"
+version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3a471a38ef8ed83cd6e40aa59c1ffe17db6855c18e3604d9c4ed8c08ebc28678"
+checksum = "21163e139fa306126e6eedaf49ecdb4588f939600f0b1e770f4205ee4b7fa868"
 
 [[package]]
-name = "futures-cpupool"
-version = "0.1.8"
+name = "futures-task"
+version = "0.3.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "57c66a976bf5909d801bbef33416c41372779507e7a6b3a5e25e4749c58f776a"
+
+[[package]]
+name = "futures-util"
+version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab90cde24b3319636588d0c35fe03b1333857621051837ed769faefb4c2162e4"
+checksum = "d8b7abd5d659d9b90c8cba917f6ec750a74e2dc23902ef9cd4cc8c8b22e6036a"
 dependencies = [
- "futures",
- "num_cpus",
+ "futures-channel",
+ "futures-core",
+ "futures-io",
+ "futures-macro",
+ "futures-sink",
+ "futures-task",
+ "memchr",
+ "pin-project-lite",
+ "pin-utils",
+ "slab",
 ]
 
 [[package]]
@@ -1365,7 +1361,7 @@ checksum = "9be70c98951c83b8d2f8f60d7065fa6d5146873094452a1008da8c2f1e4205ad"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
- "wasi 0.10.0+wasi-snapshot-preview1",
+ "wasi 0.10.2+wasi-snapshot-preview1",
 ]
 
 [[package]]
@@ -1421,7 +1417,7 @@ dependencies = [
  "log",
  "openssl-probe",
  "openssl-sys",
- "url 2.2.2",
+ "url",
 ]
 
 [[package]]
@@ -1433,7 +1429,7 @@ dependencies = [
  "curl",
  "git2",
  "log",
- "url 2.2.2",
+ "url",
 ]
 
 [[package]]
@@ -1481,20 +1477,21 @@ dependencies = [
 
 [[package]]
 name = "h2"
-version = "0.1.26"
+version = "0.3.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a5b34c246847f938a410a03c5458c7fee2274436675e76d8b903c08efc29c462"
+checksum = "37a82c6d637fc9515a4694bbf1cb2457b79d81ce52b3108bdeea58b07dd34a57"
 dependencies = [
- "byteorder",
  "bytes",
  "fnv",
- "futures",
+ "futures-core",
+ "futures-sink",
+ "futures-util",
  "http",
  "indexmap",
- "log",
  "slab",
- "string",
- "tokio-io",
+ "tokio",
+ "tokio-util",
+ "tracing",
 ]
 
 [[package]]
@@ -1559,30 +1556,29 @@ version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2456aef2e6b6a9784192ae780c0f15bc57df0e918585282325e8c8ac27737654"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
 name = "http"
-version = "0.1.21"
+version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d6ccf5ede3a895d8856620237b2f02972c1bbc78d2965ad7fe8838d4a0ed41f0"
+checksum = "75f43d41e26995c17e71ee126451dd3941010b0514a81a9d11f3b341debc2399"
 dependencies = [
  "bytes",
  "fnv",
- "itoa 0.4.8",
+ "itoa",
 ]
 
 [[package]]
 name = "http-body"
-version = "0.1.0"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6741c859c1b2463a423a1dbce98d418e6c3c3fc720fb0d45528657320920292d"
+checksum = "d5f38f16d184e36f2408a55281cd658ecbd3ca05cce6d6510a176eca393e26d1"
 dependencies = [
  "bytes",
- "futures",
  "http",
- "tokio-buf",
+ "pin-project-lite",
 ]
 
 [[package]]
@@ -1591,6 +1587,12 @@ version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "496ce29bb5a52785b44e0f7ca2847ae0bb839c9bd28f69acac9b99d461c0c04c"
 
+[[package]]
+name = "httpdate"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4a1e36c821dbe04574f602848a19f742f4fb3c98d40449f11bcad18d6b17421"
+
 [[package]]
 name = "humantime"
 version = "1.3.0"
@@ -1608,45 +1610,39 @@ checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
 
 [[package]]
 name = "hyper"
-version = "0.12.36"
+version = "0.14.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c843caf6296fc1f93444735205af9ed4e109a539005abb2564ae1d6fad34c52"
+checksum = "42dc3c131584288d375f2d07f822b0cb012d8c6fb899a5b9fdb3cb7eb9b6004f"
 dependencies = [
  "bytes",
- "futures",
- "futures-cpupool",
+ "futures-channel",
+ "futures-core",
+ "futures-util",
  "h2",
  "http",
  "http-body",
  "httparse",
- "iovec",
- "itoa 0.4.8",
- "log",
- "net2",
- "rustc_version",
- "time",
+ "httpdate",
+ "itoa",
+ "pin-project-lite",
+ "socket2",
  "tokio",
- "tokio-buf",
- "tokio-executor",
- "tokio-io",
- "tokio-reactor",
- "tokio-tcp",
- "tokio-threadpool",
- "tokio-timer",
+ "tower-service",
+ "tracing",
  "want",
 ]
 
 [[package]]
 name = "hyper-tls"
-version = "0.3.2"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3a800d6aa50af4b5850b2b0f659625ce9504df908e9733b635720483be26174f"
+checksum = "d6183ddfa99b85da61a140bea0efc93fdf56ceaa041b37d553518030827f9905"
 dependencies = [
  "bytes",
- "futures",
  "hyper",
  "native-tls",
- "tokio-io",
+ "tokio",
+ "tokio-native-tls",
 ]
 
 [[package]]
@@ -1655,17 +1651,6 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
 
-[[package]]
-name = "idna"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38f09e0f0b1fb55fdee1f17470ad800da77af5186a1a76c026b679358b7e844e"
-dependencies = [
- "matches",
- "unicode-bidi",
- "unicode-normalization",
-]
-
 [[package]]
 name = "idna"
 version = "0.2.3"
@@ -1697,12 +1682,12 @@ dependencies = [
 
 [[package]]
 name = "im-rc"
-version = "14.3.0"
+version = "15.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "303f7e6256d546e01979071417432425f15c1891fb309a5f2d724ee908fabd6e"
+checksum = "af1955a75fa080c677d3972822ec4bad316169ab1cfc6c257a942c2265dbe5fe"
 dependencies = [
  "bitmaps",
- "rand_core 0.5.1",
+ "rand_core 0.6.3",
  "rand_xoshiro",
  "sized-chunks",
  "typenum",
@@ -1715,7 +1700,7 @@ version = "1.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e6012d540c5baa3589337a98ce73408de9b5a25ec9fc2c6fd6be8f0d39e0ca5a"
 dependencies = [
- "autocfg 1.1.0",
+ "autocfg",
  "hashbrown",
 ]
 
@@ -1735,19 +1720,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "iovec"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
-dependencies = [
- "libc",
-]
-
-[[package]]
-name = "itoa"
-version = "0.4.8"
+name = "ipnet"
+version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b71991ff56294aa922b450139ee08b3bfc70982c6b2c7562771375cf73542dd4"
+checksum = "879d54834c8c76457ef4293a689b2a8c59b076067ad77b15efafbb05f92a592b"
 
 [[package]]
 name = "itoa"
@@ -1765,13 +1741,12 @@ dependencies = [
 ]
 
 [[package]]
-name = "kernel32-sys"
-version = "0.2.2"
+name = "js-sys"
+version = "0.3.57"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
+checksum = "671a26f820db17c2a2750743f1dd03bafd15b98c9f30c7c2628c024c05d73397"
 dependencies = [
- "winapi 0.2.8",
- "winapi-build",
+ "wasm-bindgen",
 ]
 
 [[package]]
@@ -1848,15 +1823,6 @@ version = "0.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fb9b38af92608140b86b693604b9ffcc5824240a484d1ecd4795bacb2fe88f3"
 
-[[package]]
-name = "lock_api"
-version = "0.3.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c4da24a77a3d8a6d4862d95f72e6fdb9c09a643ecdb402d754004a557f2bec75"
-dependencies = [
- "scopeguard",
-]
-
 [[package]]
 name = "log"
 version = "0.4.17"
@@ -1905,7 +1871,7 @@ version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "043175f069eda7b85febe4a74abbaeff828d9f8b448515d3151a14a3542811aa"
 dependencies = [
- "autocfg 1.1.0",
+ "autocfg",
 ]
 
 [[package]]
@@ -1914,7 +1880,7 @@ version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5aa361d4faea93603064a027415f07bd8e1d5c88c9fbf68bf56a285428fd79ce"
 dependencies = [
- "autocfg 1.1.0",
+ "autocfg",
 ]
 
 [[package]]
@@ -1923,16 +1889,6 @@ version = "0.3.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"
 
-[[package]]
-name = "mime_guess"
-version = "2.0.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4192263c238a5f0d0c6bfd21f336a313a4ce1c450542449ca191bb657b4642ef"
-dependencies = [
- "mime",
- "unicase",
-]
-
 [[package]]
 name = "minimad"
 version = "0.4.3"
@@ -1953,44 +1909,14 @@ dependencies = [
 
 [[package]]
 name = "mio"
-version = "0.6.23"
+version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4afd66f5b91bf2a3bc13fad0e21caedac168ca4c707504e75585648ae80e4cc4"
+checksum = "713d550d9b44d89174e066b7a6217ae06234c10cb47819a88290d2b353c31799"
 dependencies = [
- "cfg-if 0.1.10",
- "fuchsia-zircon",
- "fuchsia-zircon-sys",
- "iovec",
- "kernel32-sys",
  "libc",
  "log",
- "miow 0.2.2",
- "net2",
- "slab",
- "winapi 0.2.8",
-]
-
-[[package]]
-name = "mio-uds"
-version = "0.6.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "afcb699eb26d4332647cc848492bbc15eafb26f08d0304550d5aa1f612e066f0"
-dependencies = [
- "iovec",
- "libc",
- "mio",
-]
-
-[[package]]
-name = "miow"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ebd808424166322d4a38da87083bfddd3ac4c131334ed55856112eb06d46944d"
-dependencies = [
- "kernel32-sys",
- "net2",
- "winapi 0.2.8",
- "ws2_32-sys",
+ "wasi 0.11.0+wasi-snapshot-preview1",
+ "windows-sys",
 ]
 
 [[package]]
@@ -1999,7 +1925,7 @@ version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b9f1c5b025cda876f66ef43a113f91ebc9f4ccef34843000e0adf6ebbab84e21"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -2020,24 +1946,13 @@ dependencies = [
  "tempfile",
 ]
 
-[[package]]
-name = "net2"
-version = "0.2.37"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "391630d12b68002ae1e25e8f974306474966550ad82dac6886fb8910c19568ae"
-dependencies = [
- "cfg-if 0.1.10",
- "libc",
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "num-integer"
 version = "0.1.45"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "225d3389fb3509a24c93f5c29eb6bde2586b98d9f016636dff58d7c6f7569cd9"
 dependencies = [
- "autocfg 1.1.0",
+ "autocfg",
  "num-traits",
 ]
 
@@ -2047,7 +1962,7 @@ version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
 dependencies = [
- "autocfg 1.1.0",
+ "autocfg",
 ]
 
 [[package]]
@@ -2093,7 +2008,7 @@ version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "13117407ca9d0caf3a0e74f97b490a7e64c0ae3aa90a8b7085544d0c37b6f3ae"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -2134,45 +2049,13 @@ version = "0.9.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "835363342df5fba8354c5b453325b110ffd54044e588c539cf2f20a8014e4cb1"
 dependencies = [
- "autocfg 1.1.0",
+ "autocfg",
  "cc",
  "libc",
  "pkg-config",
  "vcpkg",
 ]
 
-[[package]]
-name = "parking_lot"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f842b1982eb6c2fe34036a4fbfb06dd185a3f5c8edfaacdf7d1ea10b07de6252"
-dependencies = [
- "lock_api",
- "parking_lot_core",
- "rustc_version",
-]
-
-[[package]]
-name = "parking_lot_core"
-version = "0.6.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b876b1b9e7ac6e1a74a6da34d25c42e17e8862aa409cbbbdcfc8d86c6f3bc62b"
-dependencies = [
- "cfg-if 0.1.10",
- "cloudabi",
- "libc",
- "redox_syscall 0.1.57",
- "rustc_version",
- "smallvec",
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "percent-encoding"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "31010dd2e1ac33d5b46a5b413495239882813e0369f8ed8a5e266f173602f831"
-
 [[package]]
 name = "percent-encoding"
 version = "2.1.0"
@@ -2232,6 +2115,18 @@ dependencies = [
  "indexmap",
 ]
 
+[[package]]
+name = "pin-project-lite"
+version = "0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e0a7ae3ac2f1173085d398531c705756c94a4c56843785df85a60c1a0afac116"
+
+[[package]]
+name = "pin-utils"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
+
 [[package]]
 name = "pkg-config"
 version = "0.3.25"
@@ -2244,6 +2139,12 @@ version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eb9f9e6e233e5c4a35559a617bf40a4ec447db2e84c20b55a6f83167b7e57872"
 
+[[package]]
+name = "proc-macro-hack"
+version = "0.5.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
+
 [[package]]
 name = "proc-macro2"
 version = "0.4.30"
@@ -2262,16 +2163,6 @@ dependencies = [
  "unicode-ident",
 ]
 
-[[package]]
-name = "publicsuffix"
-version = "1.5.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95b4ce31ff0a27d93c8de1849cf58162283752f065a90d508f1105fa6c9a213f"
-dependencies = [
- "idna 0.2.3",
- "url 2.2.2",
-]
-
 [[package]]
 name = "quick-error"
 version = "1.2.3"
@@ -2302,25 +2193,6 @@ dependencies = [
  "proc-macro2 1.0.39",
 ]
 
-[[package]]
-name = "rand"
-version = "0.6.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d71dacdc3c88c1fde3885a3be3fbab9f35724e6ce99467f7d9c5026132184ca"
-dependencies = [
- "autocfg 0.1.8",
- "libc",
- "rand_chacha 0.1.1",
- "rand_core 0.4.2",
- "rand_hc 0.1.0",
- "rand_isaac",
- "rand_jitter",
- "rand_os",
- "rand_pcg",
- "rand_xorshift",
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "rand"
 version = "0.7.3"
@@ -2331,7 +2203,7 @@ dependencies = [
  "libc",
  "rand_chacha 0.2.2",
  "rand_core 0.5.1",
- "rand_hc 0.2.0",
+ "rand_hc",
 ]
 
 [[package]]
@@ -2345,16 +2217,6 @@ dependencies = [
  "rand_core 0.6.3",
 ]
 
-[[package]]
-name = "rand_chacha"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "556d3a1ca6600bfcbab7c7c91ccb085ac7fbbcd70e008a98742e7847f4f7bcef"
-dependencies = [
- "autocfg 0.1.8",
- "rand_core 0.3.1",
-]
-
 [[package]]
 name = "rand_chacha"
 version = "0.2.2"
@@ -2375,21 +2237,6 @@ dependencies = [
  "rand_core 0.6.3",
 ]
 
-[[package]]
-name = "rand_core"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a6fdeb83b075e8266dcc8762c22776f6877a63111121f5f8c7411e5be7eed4b"
-dependencies = [
- "rand_core 0.4.2",
-]
-
-[[package]]
-name = "rand_core"
-version = "0.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c33a3c44ca05fa6f1807d8e6743f3824e8509beca625669633be0acbdf509dc"
-
 [[package]]
 name = "rand_core"
 version = "0.5.1"
@@ -2408,15 +2255,6 @@ dependencies = [
  "getrandom 0.2.6",
 ]
 
-[[package]]
-name = "rand_hc"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b40677c7be09ae76218dc623efbf7b18e34bced3f38883af07bb75630a21bc4"
-dependencies = [
- "rand_core 0.3.1",
-]
-
 [[package]]
 name = "rand_hc"
 version = "0.2.0"
@@ -2427,84 +2265,31 @@ dependencies = [
 ]
 
 [[package]]
-name = "rand_isaac"
-version = "0.1.1"
+name = "rand_xoshiro"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ded997c9d5f13925be2a6fd7e66bf1872597f759fd9dd93513dd7e92e5a5ee08"
+checksum = "6f97cdb2a36ed4183de61b2f824cc45c9f1037f28afe0a322e9fff4c108b5aaa"
 dependencies = [
- "rand_core 0.3.1",
+ "rand_core 0.6.3",
 ]
 
 [[package]]
-name = "rand_jitter"
-version = "0.1.4"
+name = "rayon"
+version = "1.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1166d5c91dc97b88d1decc3285bb0a99ed84b05cfd0bc2341bdf2d43fc41e39b"
+checksum = "bd99e5772ead8baa5215278c9b15bf92087709e9c1b2d1f97cdb5a183c933a7d"
 dependencies = [
- "libc",
- "rand_core 0.4.2",
- "winapi 0.3.9",
+ "autocfg",
+ "crossbeam-deque 0.8.1",
+ "either",
+ "rayon-core",
 ]
 
 [[package]]
-name = "rand_os"
-version = "0.1.3"
+name = "rayon-core"
+version = "1.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b75f676a1e053fc562eafbb47838d67c84801e38fc1ba459e8f180deabd5071"
-dependencies = [
- "cloudabi",
- "fuchsia-cprng",
- "libc",
- "rand_core 0.4.2",
- "rdrand",
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "rand_pcg"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abf9b09b01790cfe0364f52bf32995ea3c39f4d2dd011eac241d2914146d0b44"
-dependencies = [
- "autocfg 0.1.8",
- "rand_core 0.4.2",
-]
-
-[[package]]
-name = "rand_xorshift"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cbf7e9e623549b0e21f6e97cf8ecf247c1a8fd2e8a992ae265314300b2455d5c"
-dependencies = [
- "rand_core 0.3.1",
-]
-
-[[package]]
-name = "rand_xoshiro"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9fcdd2e881d02f1d9390ae47ad8e5696a9e4be7b547a1da2afbc61973217004"
-dependencies = [
- "rand_core 0.5.1",
-]
-
-[[package]]
-name = "rayon"
-version = "1.5.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd99e5772ead8baa5215278c9b15bf92087709e9c1b2d1f97cdb5a183c933a7d"
-dependencies = [
- "autocfg 1.1.0",
- "crossbeam-deque 0.8.1",
- "either",
- "rayon-core",
-]
-
-[[package]]
-name = "rayon-core"
-version = "1.9.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "258bcdb5ac6dad48491bb2992db6b7cf74878b0384908af124823d118c99683f"
+checksum = "258bcdb5ac6dad48491bb2992db6b7cf74878b0384908af124823d118c99683f"
 dependencies = [
  "crossbeam-channel 0.5.4",
  "crossbeam-deque 0.8.1",
@@ -2512,21 +2297,6 @@ dependencies = [
  "num_cpus",
 ]
 
-[[package]]
-name = "rdrand"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "678054eb77286b51581ba43620cc911abf02758c91f93f479767aed0f90458b2"
-dependencies = [
- "rand_core 0.3.1",
-]
-
-[[package]]
-name = "redox_syscall"
-version = "0.1.57"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
-
 [[package]]
 name = "redox_syscall"
 version = "0.2.13"
@@ -2543,7 +2313,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b033d837a7cf162d7993aded9304e30a83213c648b6e389db233191f891e5c2b"
 dependencies = [
  "getrandom 0.2.6",
- "redox_syscall 0.2.13",
+ "redox_syscall",
  "thiserror",
 ]
 
@@ -2576,40 +2346,42 @@ version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3acd125665422973a33ac9d3dd2df85edad0f4ae9b00dafb1a05e43a9f5ef8e7"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
 name = "reqwest"
-version = "0.9.24"
+version = "0.11.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f88643aea3c1343c804950d7bf983bd2067f5ab59db6d613a08e05572f2714ab"
+checksum = "46a1f7aa4f35e5e8b4160449f51afc758f0ce6454315a9fa7d0d113e958c41eb"
 dependencies = [
- "base64 0.10.1",
+ "base64",
  "bytes",
- "cookie",
- "cookie_store",
  "encoding_rs",
- "flate2",
- "futures",
+ "futures-core",
+ "futures-util",
+ "h2",
  "http",
+ "http-body",
  "hyper",
  "hyper-tls",
+ "ipnet",
+ "js-sys",
+ "lazy_static",
  "log",
  "mime",
- "mime_guess",
  "native-tls",
+ "percent-encoding",
+ "pin-project-lite",
  "serde",
  "serde_json",
  "serde_urlencoded",
- "time",
  "tokio",
- "tokio-executor",
- "tokio-io",
- "tokio-threadpool",
- "tokio-timer",
- "url 1.7.2",
- "uuid",
+ "tokio-native-tls",
+ "url",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "web-sys",
  "winreg",
 ]
 
@@ -2637,7 +2409,7 @@ version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4b18820d944b33caa75a71378964ac46f58517c92b6ae5f762636247c09e78fb"
 dependencies = [
- "base64 0.13.0",
+ "base64",
  "blake2b_simd",
  "constant_time_eq",
  "crossbeam-utils 0.8.8",
@@ -2735,6 +2507,15 @@ name = "semver"
 version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
+dependencies = [
+ "semver-parser",
+]
+
+[[package]]
+name = "semver"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "394cec28fa623e00903caf7ba4fa6fb9a0e260280bb8cdbbba029611108a0190"
 dependencies = [
  "semver-parser",
  "serde",
@@ -2800,21 +2581,21 @@ version = "1.0.81"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9b7ce2b32a1aed03c558dc61a5cd328f15aff2dbc17daad8fb8af04d2100e15c"
 dependencies = [
- "itoa 1.0.2",
+ "itoa",
  "ryu",
  "serde",
 ]
 
 [[package]]
 name = "serde_urlencoded"
-version = "0.5.5"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "642dd69105886af2efd227f75a520ec9b44a820d65bc133a9131f7d229fd165a"
+checksum = "d3491c14715ca2294c4d6a88f15e84739788c1d030eed8c110436aafdaa2f3fd"
 dependencies = [
- "dtoa",
- "itoa 0.4.8",
+ "form_urlencoded",
+ "itoa",
+ "ryu",
  "serde",
- "url 1.7.2",
 ]
 
 [[package]]
@@ -2841,6 +2622,21 @@ dependencies = [
  "opaque-debug 0.2.3",
 ]
 
+[[package]]
+name = "sha1"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1da05c97445caa12d05e848c4a4fcbbea29e748ac28f7e80e9b010392063770"
+dependencies = [
+ "sha1_smol",
+]
+
+[[package]]
+name = "sha1_smol"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae1a47186c03a32177042e55dbc5fd5aee900b8e0069a8d70fba96a9375cd012"
+
 [[package]]
 name = "sha2"
 version = "0.9.9"
@@ -2868,9 +2664,9 @@ checksum = "f054c6c1a6e95179d6f23ed974060dcefb2d9388bb7256900badad682c499de4"
 
 [[package]]
 name = "sized-chunks"
-version = "0.5.3"
+version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d59044ea371ad781ff976f7b06480b9f0180e834eda94114f2afb4afc12b7718"
+checksum = "16d69225bde7a69b235da73377861095455d298f2b970996eec25ddbb42b3d1e"
 dependencies = [
  "bitmaps",
  "typenum",
@@ -2883,33 +2679,73 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eb703cfe953bccee95685111adeedb76fabe4e97549a58d16f03ea7b9367bb32"
 
 [[package]]
-name = "smallvec"
-version = "0.6.14"
+name = "socket2"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b97fcaeba89edba30f044a10c6a3cc39df9c3f17d7cd829dd1446cab35f890e0"
+checksum = "66d72b759436ae32898a2af0a14218dbf55efde3feeb170eb623637db85ee1e0"
 dependencies = [
- "maybe-uninit",
+ "libc",
+ "winapi",
 ]
 
 [[package]]
-name = "socket2"
-version = "0.4.4"
+name = "standback"
+version = "0.2.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "66d72b759436ae32898a2af0a14218dbf55efde3feeb170eb623637db85ee1e0"
+checksum = "e113fb6f3de07a243d434a56ec6f186dfd51cb08448239fe7bcae73f87ff28ff"
 dependencies = [
- "libc",
- "winapi 0.3.9",
+ "version_check",
 ]
 
 [[package]]
-name = "string"
-version = "0.2.1"
+name = "stdweb"
+version = "0.4.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d24114bfcceb867ca7f71a0d3fe45d45619ec47a6fbfa98cb14e14250bfa5d6d"
+checksum = "d022496b16281348b52d0e30ae99e01a73d737b2f45d38fed4edf79f9325a1d5"
 dependencies = [
- "bytes",
+ "discard",
+ "rustc_version",
+ "stdweb-derive",
+ "stdweb-internal-macros",
+ "stdweb-internal-runtime",
+ "wasm-bindgen",
 ]
 
+[[package]]
+name = "stdweb-derive"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c87a60a40fccc84bef0652345bbbbbe20a605bf5d0ce81719fc476f5c03b50ef"
+dependencies = [
+ "proc-macro2 1.0.39",
+ "quote 1.0.18",
+ "serde",
+ "serde_derive",
+ "syn 1.0.96",
+]
+
+[[package]]
+name = "stdweb-internal-macros"
+version = "0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "58fa5ff6ad0d98d1ffa8cb115892b6e69d67799f6763e162a1c9db421dc22e11"
+dependencies = [
+ "base-x",
+ "proc-macro2 1.0.39",
+ "quote 1.0.18",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "sha1",
+ "syn 1.0.96",
+]
+
+[[package]]
+name = "stdweb-internal-runtime"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "213701ba3370744dcd1a12960caa4843b3d68b4d1c0a5d575e0d65b2ee9d16c0"
+
 [[package]]
 name = "strip-ansi-escapes"
 version = "0.1.1"
@@ -3012,9 +2848,9 @@ dependencies = [
  "cfg-if 1.0.0",
  "fastrand",
  "libc",
- "redox_syscall 0.2.13",
+ "redox_syscall",
  "remove_dir_all",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -3024,7 +2860,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c0863a3345e70f61d613eab32ee046ccd1bcc5f9105fe402c61fcd0c13eeb8b5"
 dependencies = [
  "dirs",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -3034,7 +2870,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1e4129646ca0ed8f45d09b929036bafad5377103edd06e50bf574b353d2b08d9"
 dependencies = [
  "libc",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -3098,13 +2934,40 @@ dependencies = [
 
 [[package]]
 name = "time"
-version = "0.1.44"
+version = "0.2.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6db9e6914ab8b1ae1c260a4ae7a49b6c5611b40328a735b21862567685e73255"
+checksum = "4752a97f8eebd6854ff91f1c1824cd6160626ac4bd44287f7f4ea2035a02a242"
 dependencies = [
+ "const_fn",
  "libc",
- "wasi 0.10.0+wasi-snapshot-preview1",
- "winapi 0.3.9",
+ "standback",
+ "stdweb",
+ "time-macros",
+ "version_check",
+ "winapi",
+]
+
+[[package]]
+name = "time-macros"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "957e9c6e26f12cb6d0dd7fc776bb67a706312e7299aed74c8dd5b17ebb27e2f1"
+dependencies = [
+ "proc-macro-hack",
+ "time-macros-impl",
+]
+
+[[package]]
+name = "time-macros-impl"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fd3c141a1b43194f3f56a1411225df8646c55781d5f26db825b3d98507eb482f"
+dependencies = [
+ "proc-macro-hack",
+ "proc-macro2 1.0.39",
+ "quote 1.0.18",
+ "standback",
+ "syn 1.0.96",
 ]
 
 [[package]]
@@ -3148,204 +3011,78 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "0.1.22"
+version = "1.19.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a09c0b5bb588872ab2f09afa13ee6e9dac11e10a0ec9e8e3ba39a5a5d530af6"
+checksum = "c51a52ed6686dd62c320f9b89299e9dfb46f730c7a48e635c19f21d116cb1439"
 dependencies = [
  "bytes",
- "futures",
+ "libc",
+ "memchr",
  "mio",
  "num_cpus",
- "tokio-codec",
- "tokio-current-thread",
- "tokio-executor",
- "tokio-fs",
- "tokio-io",
- "tokio-reactor",
- "tokio-sync",
- "tokio-tcp",
- "tokio-threadpool",
- "tokio-timer",
- "tokio-udp",
- "tokio-uds",
-]
-
-[[package]]
-name = "tokio-buf"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8fb220f46c53859a4b7ec083e41dec9778ff0b1851c0942b211edb89e0ccdc46"
-dependencies = [
- "bytes",
- "either",
- "futures",
-]
-
-[[package]]
-name = "tokio-codec"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "25b2998660ba0e70d18684de5d06b70b70a3a747469af9dea7618cc59e75976b"
-dependencies = [
- "bytes",
- "futures",
- "tokio-io",
-]
-
-[[package]]
-name = "tokio-current-thread"
-version = "0.1.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1de0e32a83f131e002238d7ccde18211c0a5397f60cbfffcb112868c2e0e20e"
-dependencies = [
- "futures",
- "tokio-executor",
-]
-
-[[package]]
-name = "tokio-executor"
-version = "0.1.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fb2d1b8f4548dbf5e1f7818512e9c406860678f29c300cdf0ebac72d1a3a1671"
-dependencies = [
- "crossbeam-utils 0.7.2",
- "futures",
+ "once_cell",
+ "pin-project-lite",
+ "socket2",
+ "winapi",
 ]
 
 [[package]]
-name = "tokio-fs"
-version = "0.1.7"
+name = "tokio-native-tls"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "297a1206e0ca6302a0eed35b700d292b275256f596e2f3fea7729d5e629b6ff4"
+checksum = "f7d995660bd2b7f8c1568414c1126076c13fbb725c40112dc0120b78eb9b717b"
 dependencies = [
- "futures",
- "tokio-io",
- "tokio-threadpool",
+ "native-tls",
+ "tokio",
 ]
 
 [[package]]
-name = "tokio-io"
-version = "0.1.13"
+name = "tokio-util"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "57fc868aae093479e3131e3d165c93b1c7474109d13c90ec0dda2a1bbfff0674"
+checksum = "cc463cd8deddc3770d20f9852143d50bf6094e640b485cb2e189a2099085ff45"
 dependencies = [
  "bytes",
- "futures",
- "log",
+ "futures-core",
+ "futures-sink",
+ "pin-project-lite",
+ "tokio",
+ "tracing",
 ]
 
 [[package]]
-name = "tokio-reactor"
-version = "0.1.12"
+name = "toml"
+version = "0.5.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09bc590ec4ba8ba87652da2068d150dcada2cfa2e07faae270a5e0409aa51351"
+checksum = "8d82e1a7758622a465f8cee077614c73484dac5b836c02ff6a40d5d1010324d7"
 dependencies = [
- "crossbeam-utils 0.7.2",
- "futures",
- "lazy_static",
- "log",
- "mio",
- "num_cpus",
- "parking_lot",
- "slab",
- "tokio-executor",
- "tokio-io",
- "tokio-sync",
+ "serde",
 ]
 
 [[package]]
-name = "tokio-sync"
-version = "0.1.8"
+name = "tower-service"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "edfe50152bc8164fcc456dab7891fa9bf8beaf01c5ee7e1dd43a397c3cf87dee"
-dependencies = [
- "fnv",
- "futures",
-]
+checksum = "360dfd1d6d30e05fda32ace2c8c70e9c0a9da713275777f5a4dbb8a1893930c6"
 
 [[package]]
-name = "tokio-tcp"
-version = "0.1.4"
+name = "tracing"
+version = "0.1.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "98df18ed66e3b72e742f185882a9e201892407957e45fbff8da17ae7a7c51f72"
+checksum = "5d0ecdcb44a79f0fe9844f0c4f33a342cbcbb5117de8001e6ba0dc2351327d09"
 dependencies = [
- "bytes",
- "futures",
- "iovec",
- "mio",
- "tokio-io",
- "tokio-reactor",
+ "cfg-if 1.0.0",
+ "pin-project-lite",
+ "tracing-core",
 ]
 
 [[package]]
-name = "tokio-threadpool"
-version = "0.1.18"
+name = "tracing-core"
+version = "0.1.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df720b6581784c118f0eb4310796b12b1d242a7eb95f716a8367855325c25f89"
+checksum = "f54c8ca710e81886d498c2fd3331b56c93aa248d49de2222ad2742247c60072f"
 dependencies = [
- "crossbeam-deque 0.7.4",
- "crossbeam-queue",
- "crossbeam-utils 0.7.2",
- "futures",
  "lazy_static",
- "log",
- "num_cpus",
- "slab",
- "tokio-executor",
-]
-
-[[package]]
-name = "tokio-timer"
-version = "0.2.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93044f2d313c95ff1cb7809ce9a7a05735b012288a888b62d4434fd58c94f296"
-dependencies = [
- "crossbeam-utils 0.7.2",
- "futures",
- "slab",
- "tokio-executor",
-]
-
-[[package]]
-name = "tokio-udp"
-version = "0.1.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2a0b10e610b39c38b031a2fcab08e4b82f16ece36504988dcbd81dbba650d82"
-dependencies = [
- "bytes",
- "futures",
- "log",
- "mio",
- "tokio-codec",
- "tokio-io",
- "tokio-reactor",
-]
-
-[[package]]
-name = "tokio-uds"
-version = "0.2.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab57a4ac4111c8c9dbcf70779f6fc8bc35ae4b2454809febac840ad19bd7e4e0"
-dependencies = [
- "bytes",
- "futures",
- "iovec",
- "libc",
- "log",
- "mio",
- "mio-uds",
- "tokio-codec",
- "tokio-io",
- "tokio-reactor",
-]
-
-[[package]]
-name = "toml"
-version = "0.5.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d82e1a7758622a465f8cee077614c73484dac5b836c02ff6a40d5d1010324d7"
-dependencies = [
- "serde",
 ]
 
 [[package]]
@@ -3354,15 +3091,6 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "59547bce71d9c38b83d9c0e92b6066c4253371f15005def0c30d9657f50c7642"
 
-[[package]]
-name = "try_from"
-version = "0.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "283d3b89e1368717881a9d51dad843cc435380d8109c9e47d38780a324698d8b"
-dependencies = [
- "cfg-if 0.1.10",
-]
-
 [[package]]
 name = "typed-builder"
 version = "0.9.1"
@@ -3386,15 +3114,6 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "56dee185309b50d1f11bfedef0fe6d036842e3fb77413abef29f8f8d1c5d4c1c"
 
-[[package]]
-name = "unicase"
-version = "2.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50f37be617794602aabbeee0be4f259dc1778fabe05e2d67ee8f79326d5cb4f6"
-dependencies = [
- "version_check",
-]
-
 [[package]]
 name = "unicode-bidi"
 version = "0.3.8"
@@ -3440,17 +3159,6 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "957e51f3646910546462e67d5f7599b9e4fb8acdd304b087a6494730f9eebf04"
 
-[[package]]
-name = "url"
-version = "1.7.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd4e7c0d531266369519a4aa4f399d748bd37043b00bde1e4ff1f60a120b355a"
-dependencies = [
- "idna 0.1.5",
- "matches",
- "percent-encoding 1.0.1",
-]
-
 [[package]]
 name = "url"
 version = "2.2.2"
@@ -3458,9 +3166,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a507c383b2d33b5fc35d1861e77e6b383d158b2da5e14fe51b83dfedf6fd578c"
 dependencies = [
  "form_urlencoded",
- "idna 0.2.3",
+ "idna",
  "matches",
- "percent-encoding 2.1.0",
+ "percent-encoding",
 ]
 
 [[package]]
@@ -3469,15 +3177,6 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "936e4b492acfd135421d8dca4b1aa80a7bfc26e702ef3af710e0752684df5372"
 
-[[package]]
-name = "uuid"
-version = "0.7.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90dbc611eb48397705a6b0f6e917da23ae517e4d127123d2cf7674206627d32a"
-dependencies = [
- "rand 0.6.5",
-]
-
 [[package]]
 name = "vcpkg"
 version = "0.2.15"
@@ -3524,17 +3223,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "808cf2735cd4b6866113f648b791c6adc5714537bc222d9347bb203386ffda56"
 dependencies = [
  "same-file",
- "winapi 0.3.9",
+ "winapi",
  "winapi-util",
 ]
 
 [[package]]
 name = "want"
-version = "0.2.0"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b6395efa4784b027708f7451087e647ec73cc74f5d9bc2e418404248d679a230"
+checksum = "1ce8a968cb1cd110d136ff8b819a556d6fb6d919363c61534f6860c7eb172ba0"
 dependencies = [
- "futures",
  "log",
  "try-lock",
 ]
@@ -3547,15 +3245,91 @@ checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
 
 [[package]]
 name = "wasi"
-version = "0.10.0+wasi-snapshot-preview1"
+version = "0.10.2+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a143597ca7c7793eff794def352d41792a93c481eb1042423ff7ff72ba2c31f"
+checksum = "fd6fbd9a79829dd1ad0cc20627bf1ed606756a7f77edff7b66b7064f9cb327c6"
 
 [[package]]
-name = "winapi"
-version = "0.2.8"
+name = "wasi"
+version = "0.11.0+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
+
+[[package]]
+name = "wasm-bindgen"
+version = "0.2.80"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "27370197c907c55e3f1a9fbe26f44e937fe6451368324e009cba39e139dc08ad"
+dependencies = [
+ "cfg-if 1.0.0",
+ "wasm-bindgen-macro",
+]
+
+[[package]]
+name = "wasm-bindgen-backend"
+version = "0.2.80"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "53e04185bfa3a779273da532f5025e33398409573f348985af9a1cbf3774d3f4"
+dependencies = [
+ "bumpalo",
+ "lazy_static",
+ "log",
+ "proc-macro2 1.0.39",
+ "quote 1.0.18",
+ "syn 1.0.96",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-futures"
+version = "0.4.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
+checksum = "6f741de44b75e14c35df886aff5f1eb73aa114fa5d4d00dcd37b5e01259bf3b2"
+dependencies = [
+ "cfg-if 1.0.0",
+ "js-sys",
+ "wasm-bindgen",
+ "web-sys",
+]
+
+[[package]]
+name = "wasm-bindgen-macro"
+version = "0.2.80"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "17cae7ff784d7e83a2fe7611cfe766ecf034111b49deb850a3dc7699c08251f5"
+dependencies = [
+ "quote 1.0.18",
+ "wasm-bindgen-macro-support",
+]
+
+[[package]]
+name = "wasm-bindgen-macro-support"
+version = "0.2.80"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "99ec0dc7a4756fffc231aab1b9f2f578d23cd391390ab27f952ae0c9b3ece20b"
+dependencies = [
+ "proc-macro2 1.0.39",
+ "quote 1.0.18",
+ "syn 1.0.96",
+ "wasm-bindgen-backend",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-shared"
+version = "0.2.80"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d554b7f530dee5964d9a9468d95c1f8b8acae4f282807e7d27d4b03099a46744"
+
+[[package]]
+name = "web-sys"
+version = "0.3.57"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b17e741662c70c8bd24ac5c5b18de314a2c26c32bf8346ee1e6f53de919c283"
+dependencies = [
+ "js-sys",
+ "wasm-bindgen",
+]
 
 [[package]]
 name = "winapi"
@@ -3567,12 +3341,6 @@ dependencies = [
  "winapi-x86_64-pc-windows-gnu",
 ]
 
-[[package]]
-name = "winapi-build"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
-
 [[package]]
 name = "winapi-i686-pc-windows-gnu"
 version = "0.4.0"
@@ -3585,7 +3353,7 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -3639,21 +3407,11 @@ checksum = "c811ca4a8c853ef420abd8592ba53ddbbac90410fab6903b3e79972a631f7680"
 
 [[package]]
 name = "winreg"
-version = "0.6.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2986deb581c4fe11b621998a5e53361efe6b48a151178d0cd9eeffa4dc6acc9"
-dependencies = [
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "ws2_32-sys"
-version = "0.2.1"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
+checksum = "80d0f4e272c85def139476380b12f9ac60926689dd2e01d4923222f40580869d"
 dependencies = [
- "winapi 0.2.8",
- "winapi-build",
+ "winapi",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 0f011bc..7f946d4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,9 +12,9 @@ path = "src/main.rs"
 
 [dependencies]
 atty = "0.2"
-cargo = "0.44"
+cargo = "0.46"
 common_failures = "0.1"
-crates_io_api = "0.5"
+crates_io_api = "0.8.0"
 crev-common = "0.22"
 crev-data = "0.22"
 crev-lib = "0.22"
@@ -31,7 +31,7 @@ structopt = "0.2.16"
 term = "0.6"
 tokei = "10"
 walkdir = "2"
-time = "0.1.42"
+time = "0.2"
 env_logger = { version = "0.6.2", default-features = false, features = ["termcolor", "atty", "humantime"]}
 lazy_static = "1.3"
 rayon = "1.1"