diff --git a/package-lock.json b/package-lock.json
index f33e0dc..918d95f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,9 +11,12 @@
       "dev": true
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-      "resolved": "https://registry.npmjs.org/async/-/async-0.9.2.tgz",
-      "integrity": "sha1-rqdNXmHB+JlhO/ZL2mbUx48v0X0="
+      "version": "2.6.4",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
+      "requires": {
+        "lodash": "^4.17.14"
+      }
     },
     "available-typed-arrays": {
       "version": "1.0.2",
@@ -24,6 +27,12 @@
         "array-filter": "^1.0.0"
       }
     },
+    "bindings": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.2.1.tgz",
+      "integrity": "sha1-FK1hE4EtLTfXLme0ystLtyZQXxE=",
+      "dev": true
+    },
     "call-bind": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.0.tgz",
@@ -286,6 +295,11 @@
         }
       }
     },
+    "lodash": {
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
+    },
     "lolex": {
       "version": "1.3.2",
       "resolved": "https://registry.npmjs.org/lolex/-/lolex-1.3.2.tgz",
@@ -353,6 +367,12 @@
       "integrity": "sha1-nNE8A62/8ltl7/3nzoZO6VIBcJg=",
       "dev": true
     },
+    "nan": {
+      "version": "1.8.4",
+      "resolved": "https://registry.npmjs.org/nan/-/nan-1.8.4.tgz",
+      "integrity": "sha1-PHa1OC6rM+RLdY0oE8qdkuk0LzQ=",
+      "dev": true
+    },
     "object-inspect": {
       "version": "1.8.0",
       "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.8.0.tgz",
@@ -377,6 +397,16 @@
         "object-keys": "^1.1.1"
       }
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+    "optimist": {
+      "version": "0.6.1",
+      "resolved": "https://registry.npmjs.org/optimist/-/optimist-0.6.1.tgz",
+      "integrity": "sha1-2j6nRob6IaGaERwybpDrFaAZZoY=",
+      "dev": true,
+      "requires": {
+        "minimist": "~0.0.1",
+        "wordwrap": "~0.0.2"
+      }
+    },
     "pause-stream": {
       "version": "0.0.11",
       "resolved": "https://registry.npmjs.org/pause-stream/-/pause-stream-0.0.11.tgz",
@@ -398,6 +428,986 @@
       "integrity": "sha1-vsEf3IOp/aBjQBIQ5AF2wwJNFWc=",
       "dev": true
     },
+    "serialport": {
+      "version": "1.7.3",
+      "resolved": "https://registry.npmjs.org/serialport/-/serialport-1.7.3.tgz",
+      "integrity": "sha1-ir929HSCzEO/xywSTye35+zrK80=",
+      "dev": true,
+      "requires": {
+        "async": "0.9.0",
+        "bindings": "1.2.1",
+        "debug": "^2.1.1",
+        "nan": "~1.8.4",
+        "node-pre-gyp": "0.6.x",
+        "optimist": "~0.6.1",
+        "sf": "0.1.7"
+      },
+      "dependencies": {
+        "async": {
+          "version": "0.9.0",
+          "resolved": "https://registry.npmjs.org/async/-/async-0.9.0.tgz",
+          "integrity": "sha1-rDYTsdqb7RtHUQu0ZRuJMeRxRsc=",
+          "dev": true
+        },
+        "node-pre-gyp": {
+          "version": "0.6.7",
+          "bundled": true,
+          "dev": true,
+          "requires": {
+            "mkdirp": "~0.5.0",
+            "nopt": "~3.0.1",
+            "npmlog": "~1.2.0",
+            "rc": "~1.0.1",
+            "request": "2.x",
+            "rimraf": "~2.3.2",
+            "semver": "~4.3.2",
+            "tar": "~2.1.0",
+            "tar-pack": "~2.0.0"
+          },
+          "dependencies": {
+            "mkdirp": {
+              "version": "0.5.0",
+              "bundled": true,
+              "dev": true,
+              "requires": {
+                "minimist": "0.0.8"
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+                "minimist": {
+                  "version": "0.0.8",
+                  "bundled": true,
+                  "dev": true
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+            },
+            "nopt": {
+              "version": "3.0.1",
+              "bundled": true,
+              "dev": true,
+              "requires": {
+                "abbrev": "1"
+              },
+              "dependencies": {
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+                  "version": "1.0.5",
+                  "bundled": true,
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+                          "bundled": true,
+                          "dev": true,
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+                          "version": "3.6.0",
+                          "bundled": true,
+                          "dev": true,
+                          "requires": {
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+                          "requires": {
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+                              "version": "4.0.1",
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+                          "dev": true,
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+            "rimraf": {
+              "version": "2.3.3",
+              "bundled": true,
+              "dev": true,
+              "requires": {
+                "glob": "^4.4.2"
+              },
+              "dependencies": {
+                "glob": {
+                  "version": "4.5.3",
+                  "bundled": true,
+                  "dev": true,
+                  "requires": {
+                    "inflight": "^1.0.4",
+                    "inherits": "2",
+                    "minimatch": "^2.0.1",
+                    "once": "^1.3.0"
+                  },
+                  "dependencies": {
+                    "inflight": {
+                      "version": "1.0.4",
+                      "bundled": true,
+                      "dev": true,
+                      "requires": {
+                        "once": "^1.3.0",
+                        "wrappy": "1"
+                      },
+                      "dependencies": {
+                        "wrappy": {
+                          "version": "1.0.1",
+                          "bundled": true,
+                          "dev": true
+                        }
+                      }
+                    },
+                    "inherits": {
+                      "version": "2.0.1",
+                      "bundled": true,
+                      "dev": true
+                    },
+                    "minimatch": {
+                      "version": "2.0.7",
+                      "bundled": true,
+                      "dev": true,
+                      "requires": {
+                        "brace-expansion": "^1.0.0"
+                      },
+                      "dependencies": {
+                        "brace-expansion": {
+                          "version": "1.1.0",
+                          "bundled": true,
+                          "dev": true,
+                          "requires": {
+                            "balanced-match": "^0.2.0",
+                            "concat-map": "0.0.1"
+                          },
+                          "dependencies": {
+                            "balanced-match": {
+                              "version": "0.2.0",
+                              "bundled": true,
+                              "dev": true
+                            },
+                            "concat-map": {
+                              "version": "0.0.1",
+                              "bundled": true,
+                              "dev": true
+                            }
+                          }
+                        }
+                      }
+                    },
+                    "once": {
+                      "version": "1.3.1",
+                      "bundled": true,
+                      "dev": true,
+                      "requires": {
+                        "wrappy": "1"
+                      },
+                      "dependencies": {
+                        "wrappy": {
+                          "version": "1.0.1",
+                          "bundled": true,
+                          "dev": true
+                        }
+                      }
+                    }
+                  }
+                }
+              }
+            },
+            "semver": {
+              "version": "4.3.3",
+              "bundled": true,
+              "dev": true
+            },
+            "tar": {
+              "version": "2.1.0",
+              "bundled": true,
+              "dev": true,
+              "requires": {
+                "block-stream": "*",
+                "fstream": "^1.0.2",
+                "inherits": "2"
+              },
+              "dependencies": {
+                "block-stream": {
+                  "version": "0.0.7",
+                  "bundled": true,
+                  "dev": true,
+                  "requires": {
+                    "inherits": "~2.0.0"
+                  }
+                },
+                "fstream": {
+                  "version": "1.0.4",
+                  "bundled": true,
+                  "dev": true,
+                  "requires": {
+                    "graceful-fs": "3",
+                    "inherits": "~2.0.0",
+                    "mkdirp": ">=0.5 0",
+                    "rimraf": "2"
+                  },
+                  "dependencies": {
+                    "graceful-fs": {
+                      "version": "3.0.6",
+                      "bundled": true,
+                      "dev": true
+                    }
+                  }
+                },
+                "inherits": {
+                  "version": "2.0.1",
+                  "bundled": true,
+                  "dev": true
+                }
+              }
+            },
+            "tar-pack": {
+              "version": "2.0.0",
+              "bundled": true,
+              "dev": true,
+              "requires": {
+                "debug": "~0.7.2",
+                "fstream": "~0.1.22",
+                "fstream-ignore": "0.0.7",
+                "graceful-fs": "1.2",
+                "once": "~1.1.1",
+                "readable-stream": "~1.0.2",
+                "rimraf": "~2.2.0",
+                "tar": "~0.1.17",
+                "uid-number": "0.0.3"
+              },
+              "dependencies": {
+                "debug": {
+                  "version": "0.7.4",
+                  "bundled": true,
+                  "dev": true
+                },
+                "fstream": {
+                  "version": "0.1.31",
+                  "bundled": true,
+                  "dev": true,
+                  "requires": {
+                    "graceful-fs": "~3.0.2",
+                    "inherits": "~2.0.0",
+                    "mkdirp": "0.5",
+                    "rimraf": "2"
+                  },
+                  "dependencies": {
+                    "graceful-fs": {
+                      "version": "3.0.6",
+                      "bundled": true,
+                      "dev": true
+                    },
+                    "inherits": {
+                      "version": "2.0.1",
+                      "bundled": true,
+                      "dev": true
+                    }
+                  }
+                },
+                "fstream-ignore": {
+                  "version": "0.0.7",
+                  "bundled": true,
+                  "dev": true,
+                  "requires": {
+                    "fstream": "~0.1.17",
+                    "inherits": "2",
+                    "minimatch": "~0.2.0"
+                  },
+                  "dependencies": {
+                    "inherits": {
+                      "version": "2.0.1",
+                      "bundled": true,
+                      "dev": true
+                    },
+                    "minimatch": {
+                      "version": "0.2.14",
+                      "bundled": true,
+                      "dev": true,
+                      "requires": {
+                        "lru-cache": "2",
+                        "sigmund": "~1.0.0"
+                      },
+                      "dependencies": {
+                        "lru-cache": {
+                          "version": "2.6.2",
+                          "bundled": true,
+                          "dev": true
+                        },
+                        "sigmund": {
+                          "version": "1.0.0",
+                          "bundled": true,
+                          "dev": true
+                        }
+                      }
+                    }
+                  }
+                },
+                "graceful-fs": {
+                  "version": "1.2.3",
+                  "bundled": true,
+                  "dev": true,
+                  "optional": true
+                },
+                "once": {
+                  "version": "1.1.1",
+                  "bundled": true,
+                  "dev": true
+                },
+                "readable-stream": {
+                  "version": "1.0.33",
+                  "bundled": true,
+                  "dev": true,
+                  "requires": {
+                    "core-util-is": "~1.0.0",
+                    "inherits": "~2.0.1",
+                    "isarray": "0.0.1",
+                    "string_decoder": "~0.10.x"
+                  },
+                  "dependencies": {
+                    "core-util-is": {
+                      "version": "1.0.1",
+                      "bundled": true,
+                      "dev": true
+                    },
+                    "inherits": {
+                      "version": "2.0.1",
+                      "bundled": true,
+                      "dev": true
+                    },
+                    "isarray": {
+                      "version": "0.0.1",
+                      "bundled": true,
+                      "dev": true
+                    },
+                    "string_decoder": {
+                      "version": "0.10.31",
+                      "bundled": true,
+                      "dev": true
+                    }
+                  }
+                },
+                "rimraf": {
+                  "version": "2.2.8",
+                  "bundled": true,
+                  "dev": true
+                },
+                "tar": {
+                  "version": "0.1.20",
+                  "bundled": true,
+                  "dev": true,
+                  "requires": {
+                    "block-stream": "*",
+                    "fstream": "~0.1.28",
+                    "inherits": "2"
+                  },
+                  "dependencies": {
+                    "block-stream": {
+                      "version": "0.0.7",
+                      "bundled": true,
+                      "dev": true,
+                      "requires": {
+                        "inherits": "~2.0.0"
+                      }
+                    },
+                    "inherits": {
+                      "version": "2.0.1",
+                      "bundled": true,
+                      "dev": true
+                    }
+                  }
+                },
+                "uid-number": {
+                  "version": "0.0.3",
+                  "bundled": true,
+                  "dev": true
+                }
+              }
+            }
+          }
+        }
+      }
+    },
+    "sf": {
+      "version": "0.1.7",
+      "resolved": "https://registry.npmjs.org/sf/-/sf-0.1.7.tgz",
+      "integrity": "sha1-gG7QMtciXH+2OUsL2/4eqTb+bXQ=",
+      "dev": true
+    },
     "should": {
       "version": "4.6.5",
       "resolved": "https://registry.npmjs.org/should/-/should-4.6.5.tgz",
@@ -579,6 +1589,12 @@
         "has-symbols": "^1.0.1",
         "is-typed-array": "^1.1.3"
       }
+    },
+    "wordwrap": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
+      "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc=",
+      "dev": true
     }
   }
 }
diff --git a/package.json b/package.json
index 82b99be..643a72e 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
   "author": "Jacob Rosenthal",
   "license": "MIT",
   "dependencies": {
-    "async": "^0.9.0"
+    "async": "^2.6.4"
   },
   "devDependencies": {
     "event-stream": "^3.1.7",