diff --git a/package-lock.json b/package-lock.json
index 29160a3..ca79cad 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -61,6 +61,15 @@
       "integrity": "sha1-06ioOzGapneTZisT52HHkRQiMG4=",
       "dev": true
     },
+    "ansi-red": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/ansi-red/-/ansi-red-0.1.1.tgz",
+      "integrity": "sha1-jGOPnRCAgAo1PJwoyKgcpHBdlGw=",
+      "dev": true,
+      "requires": {
+        "ansi-wrap": "0.1.0"
+      }
+    },
     "ansi-regex": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
@@ -73,6 +82,12 @@
       "integrity": "sha1-tDLdM1i2NM914eRmQ2gkBTPB3b4=",
       "dev": true
     },
+    "ansi-wrap": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/ansi-wrap/-/ansi-wrap-0.1.0.tgz",
+      "integrity": "sha1-qCJQ3bABXponyoLoLqYDu/pF768=",
+      "dev": true
+    },
     "anymatch": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-1.3.0.tgz",
@@ -1013,6 +1028,12 @@
       "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=",
       "dev": true
     },
+    "coffee-script": {
+      "version": "1.12.7",
+      "resolved": "https://registry.npmjs.org/coffee-script/-/coffee-script-1.12.7.tgz",
+      "integrity": "sha512-fLeEhqwymYat/MpTPUjSKHVYYl0ec2mOyALEMLmzr5i1isuG+6jfI2j2d5oBO3VIzgUXgBVIcOT9uH1TFxBckw==",
+      "dev": true
+    },
     "commander": {
       "version": "2.11.0",
       "resolved": "https://registry.npmjs.org/commander/-/commander-2.11.0.tgz",
@@ -1455,6 +1476,15 @@
         "fill-range": "^2.1.0"
       }
     },
+    "extend-shallow": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
+      "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
+      "dev": true,
+      "requires": {
+        "is-extendable": "^0.1.0"
+      }
+    },
     "extglob": {
       "version": "0.3.2",
       "resolved": "https://registry.npmjs.org/extglob/-/extglob-0.3.2.tgz",
@@ -1597,7 +1627,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.1.1",
@@ -1648,7 +1679,8 @@
         "balanced-match": {
           "version": "0.4.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "bcrypt-pbkdf": {
           "version": "1.0.1",
@@ -1663,6 +1695,7 @@
           "version": "0.0.9",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "inherits": "~2.0.0"
           }
@@ -1671,6 +1704,7 @@
           "version": "2.10.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "hoek": "2.x.x"
           }
@@ -1679,6 +1713,7 @@
           "version": "1.1.7",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^0.4.1",
             "concat-map": "0.0.1"
@@ -1687,7 +1722,8 @@
         "buffer-shims": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "caseless": {
           "version": "0.12.0",
@@ -1704,12 +1740,14 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "combined-stream": {
           "version": "1.0.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "delayed-stream": "~1.0.0"
           }
@@ -1717,17 +1755,20 @@
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "cryptiles": {
           "version": "2.0.5",
@@ -1773,7 +1814,8 @@
         "delayed-stream": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "delegates": {
           "version": "1.0.0",
@@ -1799,7 +1841,8 @@
         "extsprintf": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "forever-agent": {
           "version": "0.6.1",
@@ -1821,12 +1864,14 @@
         "fs.realpath": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "fstream": {
           "version": "1.0.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "graceful-fs": "^4.1.2",
             "inherits": "~2.0.0",
@@ -1882,6 +1927,7 @@
           "version": "7.1.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "fs.realpath": "^1.0.0",
             "inflight": "^1.0.4",
@@ -1894,7 +1940,8 @@
         "graceful-fs": {
           "version": "4.1.11",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "har-schema": {
           "version": "1.0.5",
@@ -1933,7 +1980,8 @@
         "hoek": {
           "version": "2.16.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "http-signature": {
           "version": "1.1.1",
@@ -1950,6 +1998,7 @@
           "version": "1.0.6",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "once": "^1.3.0",
             "wrappy": "1"
@@ -1958,7 +2007,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.4",
@@ -1970,6 +2020,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -1983,7 +2034,8 @@
         "isarray": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "isstream": {
           "version": "0.1.2",
@@ -2056,12 +2108,14 @@
         "mime-db": {
           "version": "1.27.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "mime-types": {
           "version": "2.1.15",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "mime-db": "~1.27.0"
           }
@@ -2070,6 +2124,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -2077,12 +2132,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -2135,7 +2192,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "oauth-sign": {
           "version": "0.8.2",
@@ -2153,6 +2211,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -2182,7 +2241,8 @@
         "path-is-absolute": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "performance-now": {
           "version": "0.2.0",
@@ -2193,7 +2253,8 @@
         "process-nextick-args": {
           "version": "1.0.7",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "punycode": {
           "version": "1.4.1",
@@ -2231,6 +2292,7 @@
           "version": "2.2.9",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "buffer-shims": "~1.0.0",
             "core-util-is": "~1.0.0",
@@ -2275,6 +2337,7 @@
           "version": "2.6.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "glob": "^7.0.5"
           }
@@ -2282,7 +2345,8 @@
         "safe-buffer": {
           "version": "5.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "semver": {
           "version": "5.3.0",
@@ -2340,6 +2404,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -2350,6 +2415,7 @@
           "version": "1.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.0.1"
           }
@@ -2364,6 +2430,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -2378,6 +2445,7 @@
           "version": "2.2.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "block-stream": "*",
             "fstream": "^1.0.2",
@@ -2433,7 +2501,8 @@
         "util-deprecate": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "uuid": {
           "version": "3.0.1",
@@ -2462,7 +2531,8 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -2546,25 +2616,6 @@
       "integrity": "sha1-TK+tdrxi8C+gObL5Tpo906ORpyU=",
       "dev": true
     },
-    "gray-matter": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/gray-matter/-/gray-matter-3.0.2.tgz",
-      "integrity": "sha512-eUjbv2EsYrAg28lHlSBRR0tA89Fu/V9za8EcCkP0hRz6xrG2hnt2HRzZ1ugK0JmqlrHZtl6dUcJVUYn8q/TdLQ==",
-      "dev": true,
-      "requires": {
-        "js-yaml": "^3.8.1",
-        "kind-of": "^5.0.0",
-        "strip-bom-string": "^1.0.0"
-      },
-      "dependencies": {
-        "kind-of": {
-          "version": "5.0.0",
-          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-5.0.0.tgz",
-          "integrity": "sha512-3cdQgopAksY6yov9pwjIhZ46ZuQajM25YhFfbCX/tbIJ0ILpqOyz5tImIResGL8uaMSudk6pGzREGBk89T4BfQ==",
-          "dev": true
-        }
-      }
-    },
     "growl": {
       "version": "1.9.2",
       "resolved": "https://registry.npmjs.org/growl/-/growl-1.9.2.tgz",
@@ -2972,9 +3023,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.4",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.4.tgz",
-      "integrity": "sha1-eCA6TRwyiuHYbcpkYONptX9AVa4="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "lodash._baseassign": {
       "version": "3.2.0",
@@ -3131,6 +3182,21 @@
         "unyield": "0.0.1",
         "ware": "^1.2.0",
         "win-fork": "^1.1.1"
+      },
+      "dependencies": {
+        "gray-matter": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/gray-matter/-/gray-matter-2.1.1.tgz",
+          "integrity": "sha1-MELZrewqHe1qdwep7SOA+KF6Qw4=",
+          "dev": true,
+          "requires": {
+            "ansi-red": "^0.1.1",
+            "coffee-script": "^1.12.4",
+            "extend-shallow": "^2.0.1",
+            "js-yaml": "^3.8.1",
+            "toml": "^2.3.2"
+          }
+        }
       }
     },
     "micromatch": {
@@ -3994,12 +4060,6 @@
         "ansi-regex": "^2.0.0"
       }
     },
-    "strip-bom-string": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/strip-bom-string/-/strip-bom-string-1.0.0.tgz",
-      "integrity": "sha1-5SEekiQ2n7uB1jOi8ABE3IztrZI=",
-      "dev": true
-    },
     "strip-json-comments": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-2.0.1.tgz",
@@ -4092,6 +4152,12 @@
       "integrity": "sha1-uDVx+k2MJbguIxsG46MFXeTKGkc=",
       "dev": true
     },
+    "toml": {
+      "version": "2.3.6",
+      "resolved": "https://registry.npmjs.org/toml/-/toml-2.3.6.tgz",
+      "integrity": "sha512-gVweAectJU3ebq//Ferr2JUY4WKSDe5N+z0FvjDncLGyHmIDoxgY/2Ie4qfEIDm4IS7OA6Rmdm7pdEEdMcV/xQ==",
+      "dev": true
+    },
     "touch": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/touch/-/touch-1.0.0.tgz",
diff --git a/package.json b/package.json
index 0405ecd..cf73fe5 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
   },
   "dependencies": {
     "debug": "^2.2.0",
-    "lodash": "^4.17.4",
+    "lodash": "^4.17.21",
     "minimatch": "^3.0.0",
     "trim-newlines": "^2.0.0",
     "source-map-support": "^0.4.15"