diff --git a/.codecov.yml b/.codecov.yml
new file mode 100644
index 00000000..5fbd7f57
--- /dev/null
+++ b/.codecov.yml
@@ -0,0 +1,26 @@
+coverage:
+  status:
+    project:
+      default: off
+      docs:
+        flags: docs
+        target: auto
+        threshold: 2
+    patch:
+      default: off
+
+flags:
+  docs:
+    paths:
+      - docs/
+  updater:
+    paths:
+      - updater/
+
+comment:
+  layout: "header"
+  behavior: new
+  require_changes: yes  # only post a PR comment if coverage changes
+  require_base: yes     # must have a base report to post
+  require_head: yes     # must have a head report to post
+  branches: null
diff --git a/.travis.yml b/.travis.yml
index e1894c34..3e3d8d58 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -21,3 +21,8 @@ matrix:
         - npm install
       script:
         - npm test
+      after_script:
+        - npm run codecov
+      branches:
+        only:
+          - master
diff --git a/docs/.eslintignore b/docs/.eslintignore
index 7df7e305..4fc778f6 100644
--- a/docs/.eslintignore
+++ b/docs/.eslintignore
@@ -1,2 +1,3 @@
 _site/**
 assets/js/vendor/*.js
+coverage/**
diff --git a/docs/.gitignore b/docs/.gitignore
index 4c8e2d97..90aff7a0 100644
--- a/docs/.gitignore
+++ b/docs/.gitignore
@@ -5,3 +5,6 @@ hubble-data
 
 # nodejs bits
 node_modules
+
+# code coverage artifacts
+coverage
diff --git a/docs/package-lock.json b/docs/package-lock.json
index b38a9401..e9e9ec27 100644
--- a/docs/package-lock.json
+++ b/docs/package-lock.json
@@ -121,6 +121,12 @@
         "sprintf-js": "1.0.3"
       }
     },
+    "argv": {
+      "version": "0.0.2",
+      "resolved": "https://registry.npmjs.org/argv/-/argv-0.0.2.tgz",
+      "integrity": "sha1-7L0W+JSbFXGDcRsb2jNPN4QBhas=",
+      "dev": true
+    },
     "arr-diff": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/arr-diff/-/arr-diff-2.0.0.tgz",
@@ -181,6 +187,18 @@
       "integrity": "sha1-iYUI2iIm84DfkEcoRWhJwVAaSw0=",
       "dev": true
     },
+    "asn1": {
+      "version": "0.2.3",
+      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.3.tgz",
+      "integrity": "sha1-2sh4dxPJlmhJ/IGAd36+nB3fO4Y=",
+      "dev": true
+    },
+    "assert-plus": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-0.2.0.tgz",
+      "integrity": "sha1-104bh+ev/A24qttwIfP+SBAasjQ=",
+      "dev": true
+    },
     "async": {
       "version": "1.5.2",
       "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
@@ -193,6 +211,24 @@
       "integrity": "sha1-GdOGodntxufByF04iu28xW0zYC0=",
       "dev": true
     },
+    "asynckit": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k=",
+      "dev": true
+    },
+    "aws-sign2": {
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.6.0.tgz",
+      "integrity": "sha1-FDQt0428yU0OW4fXY81jYSwOeU8=",
+      "dev": true
+    },
+    "aws4": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.6.0.tgz",
+      "integrity": "sha1-g+9cqGCysy5KDe7e6MdxudtXRx4=",
+      "dev": true
+    },
     "babel-code-frame": {
       "version": "6.26.0",
       "resolved": "https://registry.npmjs.org/babel-code-frame/-/babel-code-frame-6.26.0.tgz",
@@ -252,6 +288,16 @@
       "integrity": "sha1-R2iMuZu2gE8OBtPnY7HDLlfY5rY=",
       "dev": true
     },
+    "bcrypt-pbkdf": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.1.tgz",
+      "integrity": "sha1-Y7xdy2EzG5K8Bf1SiVPDNGKgb40=",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "tweetnacl": "0.14.5"
+      }
+    },
     "better-assert": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/better-assert/-/better-assert-1.0.2.tgz",
@@ -308,6 +354,15 @@
         }
       }
     },
+    "boom": {
+      "version": "2.10.1",
+      "resolved": "https://registry.npmjs.org/boom/-/boom-2.10.1.tgz",
+      "integrity": "sha1-OciRjO/1eZ+D+UkqhI9iWt0Mdm8=",
+      "dev": true,
+      "requires": {
+        "hoek": "2.16.3"
+      }
+    },
     "brace-expansion": {
       "version": "1.1.8",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.8.tgz",
@@ -387,6 +442,12 @@
         }
       }
     },
+    "caseless": {
+      "version": "0.12.0",
+      "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
+      "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw=",
+      "dev": true
+    },
     "center-align": {
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/center-align/-/center-align-0.1.3.tgz",
@@ -500,6 +561,17 @@
       "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ=",
       "dev": true
     },
+    "codecov": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/codecov/-/codecov-3.0.0.tgz",
+      "integrity": "sha1-wnO4xPEpRXI+jcnSWAPYk0Pl8o4=",
+      "dev": true,
+      "requires": {
+        "argv": "0.0.2",
+        "request": "2.81.0",
+        "urlgrey": "0.4.4"
+      }
+    },
     "color-convert": {
       "version": "1.9.1",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.1.tgz",
@@ -530,6 +602,15 @@
         "lodash": "4.17.4"
       }
     },
+    "combined-stream": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.5.tgz",
+      "integrity": "sha1-k4NwpXtKUd6ix3wV1cX9+JUWQAk=",
+      "dev": true,
+      "requires": {
+        "delayed-stream": "1.0.0"
+      }
+    },
     "component-bind": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/component-bind/-/component-bind-1.0.0.tgz",
@@ -623,6 +704,15 @@
         "which": "1.3.0"
       }
     },
+    "cryptiles": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/cryptiles/-/cryptiles-2.0.5.tgz",
+      "integrity": "sha1-O9/s3GCBR8HGcgL6KR59ylnqo7g=",
+      "dev": true,
+      "requires": {
+        "boom": "2.10.1"
+      }
+    },
     "currently-unhandled": {
       "version": "0.4.1",
       "resolved": "https://registry.npmjs.org/currently-unhandled/-/currently-unhandled-0.4.1.tgz",
@@ -638,6 +728,23 @@
       "integrity": "sha1-XQKkaFCt8bSjF5RqOSj8y1v9BCU=",
       "dev": true
     },
+    "dashdash": {
+      "version": "1.14.1",
+      "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
+      "integrity": "sha1-hTz6D3y+L+1d4gMmuN1YEDX24vA=",
+      "dev": true,
+      "requires": {
+        "assert-plus": "1.0.0"
+      },
+      "dependencies": {
+        "assert-plus": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
+          "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU=",
+          "dev": true
+        }
+      }
+    },
     "dateformat": {
       "version": "1.0.12",
       "resolved": "https://registry.npmjs.org/dateformat/-/dateformat-1.0.12.tgz",
@@ -684,6 +791,12 @@
         "rimraf": "2.6.2"
       }
     },
+    "delayed-stream": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk=",
+      "dev": true
+    },
     "depd": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.1.tgz",
@@ -717,6 +830,16 @@
         "void-elements": "2.0.1"
       }
     },
+    "ecc-jsbn": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.1.tgz",
+      "integrity": "sha1-D8c6ntXw1Tw4GTOYUj735UN3dQU=",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "jsbn": "0.1.1"
+      }
+    },
     "ee-first": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
@@ -1073,6 +1196,12 @@
         "is-extglob": "1.0.0"
       }
     },
+    "extsprintf": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz",
+      "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU=",
+      "dev": true
+    },
     "fast-deep-equal": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.0.0.tgz",
@@ -1198,6 +1327,23 @@
         "for-in": "1.0.2"
       }
     },
+    "forever-agent": {
+      "version": "0.6.1",
+      "resolved": "https://registry.npmjs.org/forever-agent/-/forever-agent-0.6.1.tgz",
+      "integrity": "sha1-+8cfDEGt6zf5bFd60e1C2P2sypE=",
+      "dev": true
+    },
+    "form-data": {
+      "version": "2.1.4",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.1.4.tgz",
+      "integrity": "sha1-M8GDrPGTJ27KqYFDpp6Uv+4XUNE=",
+      "dev": true,
+      "requires": {
+        "asynckit": "0.4.0",
+        "combined-stream": "1.0.5",
+        "mime-types": "2.1.17"
+      }
+    },
     "fs-access": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/fs-access/-/fs-access-1.0.1.tgz",
@@ -2129,6 +2275,23 @@
       "integrity": "sha1-uWjGsKBDhDJJAui/Gl3zJXmkUP4=",
       "dev": true
     },
+    "getpass": {
+      "version": "0.1.7",
+      "resolved": "https://registry.npmjs.org/getpass/-/getpass-0.1.7.tgz",
+      "integrity": "sha1-Xv+OPmhNVprkyysSgmBOi6YhSfo=",
+      "dev": true,
+      "requires": {
+        "assert-plus": "1.0.0"
+      },
+      "dependencies": {
+        "assert-plus": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
+          "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU=",
+          "dev": true
+        }
+      }
+    },
     "glob": {
       "version": "7.1.2",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.2.tgz",
@@ -2211,6 +2374,34 @@
         }
       }
     },
+    "har-schema": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/har-schema/-/har-schema-1.0.5.tgz",
+      "integrity": "sha1-0mMTX0MwfALGAq/I/pWXDAFRNp4=",
+      "dev": true
+    },
+    "har-validator": {
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-4.2.1.tgz",
+      "integrity": "sha1-M0gdDxu/9gDdID11gSpqX7oALio=",
+      "dev": true,
+      "requires": {
+        "ajv": "4.11.8",
+        "har-schema": "1.0.5"
+      },
+      "dependencies": {
+        "ajv": {
+          "version": "4.11.8",
+          "resolved": "https://registry.npmjs.org/ajv/-/ajv-4.11.8.tgz",
+          "integrity": "sha1-gv+wKynmYq5TvcIK8VlHcGc5xTY=",
+          "dev": true,
+          "requires": {
+            "co": "4.6.0",
+            "json-stable-stringify": "1.0.1"
+          }
+        }
+      }
+    },
     "has-ansi": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/has-ansi/-/has-ansi-2.0.0.tgz",
@@ -2249,6 +2440,24 @@
       "integrity": "sha1-6CB68cx7MNRGzHC3NLXovhj4jVE=",
       "dev": true
     },
+    "hawk": {
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/hawk/-/hawk-3.1.3.tgz",
+      "integrity": "sha1-B4REvXwWQLD+VA0sm3PVlnjo4cQ=",
+      "dev": true,
+      "requires": {
+        "boom": "2.10.1",
+        "cryptiles": "2.0.5",
+        "hoek": "2.16.3",
+        "sntp": "1.0.9"
+      }
+    },
+    "hoek": {
+      "version": "2.16.3",
+      "resolved": "https://registry.npmjs.org/hoek/-/hoek-2.16.3.tgz",
+      "integrity": "sha1-ILt0A9POo5jpHcRxCo/xuCdKJe0=",
+      "dev": true
+    },
     "hosted-git-info": {
       "version": "2.5.0",
       "resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.5.0.tgz",
@@ -2277,6 +2486,17 @@
         "requires-port": "1.0.0"
       }
     },
+    "http-signature": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/http-signature/-/http-signature-1.1.1.tgz",
+      "integrity": "sha1-33LiZwZs0Kxn+3at+OE0qPvPkb8=",
+      "dev": true,
+      "requires": {
+        "assert-plus": "0.2.0",
+        "jsprim": "1.4.1",
+        "sshpk": "1.13.1"
+      }
+    },
     "iconv-lite": {
       "version": "0.4.19",
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.19.tgz",
@@ -2486,6 +2706,12 @@
       "integrity": "sha512-y5CXYbzvB3jTnWAZH1Nl7ykUWb6T3BcTs56HUruwBf8MhF56n1HWqhDWnVFo8GHrUPDgvUUNVhrc2U8W7iqz5g==",
       "dev": true
     },
+    "is-typedarray": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
+      "integrity": "sha1-5HnICFjfDBsR3dppQPlgEfzaSpo=",
+      "dev": true
+    },
     "is-utf8": {
       "version": "0.2.1",
       "resolved": "https://registry.npmjs.org/is-utf8/-/is-utf8-0.2.1.tgz",
@@ -2519,6 +2745,12 @@
         "isarray": "1.0.0"
       }
     },
+    "isstream": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/isstream/-/isstream-0.1.2.tgz",
+      "integrity": "sha1-R+Y/evVa+m+S4VAOaQ64uFKcCZo=",
+      "dev": true
+    },
     "istanbul": {
       "version": "0.4.5",
       "resolved": "https://registry.npmjs.org/istanbul/-/istanbul-0.4.5.tgz",
@@ -2610,24 +2842,78 @@
         "esprima": "4.0.0"
       }
     },
+    "jsbn": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/jsbn/-/jsbn-0.1.1.tgz",
+      "integrity": "sha1-peZUwuWi3rXyAdls77yoDA7y9RM=",
+      "dev": true,
+      "optional": true
+    },
+    "json-schema": {
+      "version": "0.2.3",
+      "resolved": "https://registry.npmjs.org/json-schema/-/json-schema-0.2.3.tgz",
+      "integrity": "sha1-tIDIkuWaLwWVTOcnvT8qTogvnhM=",
+      "dev": true
+    },
     "json-schema-traverse": {
       "version": "0.3.1",
       "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
       "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A=",
       "dev": true
     },
+    "json-stable-stringify": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/json-stable-stringify/-/json-stable-stringify-1.0.1.tgz",
+      "integrity": "sha1-mnWdOcXy/1A/1TAGRu1EX4jE+a8=",
+      "dev": true,
+      "requires": {
+        "jsonify": "0.0.0"
+      }
+    },
     "json-stable-stringify-without-jsonify": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/json-stable-stringify-without-jsonify/-/json-stable-stringify-without-jsonify-1.0.1.tgz",
       "integrity": "sha1-nbe1lJatPzz+8wp1FC0tkwrXJlE=",
       "dev": true
     },
+    "json-stringify-safe": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz",
+      "integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus=",
+      "dev": true
+    },
     "json3": {
       "version": "3.3.2",
       "resolved": "https://registry.npmjs.org/json3/-/json3-3.3.2.tgz",
       "integrity": "sha1-PAQ0dD35Pi9cQq7nsZvLSDV19OE=",
       "dev": true
     },
+    "jsonify": {
+      "version": "0.0.0",
+      "resolved": "https://registry.npmjs.org/jsonify/-/jsonify-0.0.0.tgz",
+      "integrity": "sha1-LHS27kHZPKUbe1qu6PUDYx0lKnM=",
+      "dev": true
+    },
+    "jsprim": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.4.1.tgz",
+      "integrity": "sha1-MT5mvB5cwG5Di8G3SZwuXFastqI=",
+      "dev": true,
+      "requires": {
+        "assert-plus": "1.0.0",
+        "extsprintf": "1.3.0",
+        "json-schema": "0.2.3",
+        "verror": "1.10.0"
+      },
+      "dependencies": {
+        "assert-plus": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
+          "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU=",
+          "dev": true
+        }
+      }
+    },
     "karma": {
       "version": "1.7.1",
       "resolved": "https://registry.npmjs.org/karma/-/karma-1.7.1.tgz",
@@ -3025,6 +3311,12 @@
       "integrity": "sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0=",
       "dev": true
     },
+    "oauth-sign": {
+      "version": "0.8.2",
+      "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.8.2.tgz",
+      "integrity": "sha1-Rqarfwrq2N6unsBWV4C31O/rnUM=",
+      "dev": true
+    },
     "object-assign": {
       "version": "4.1.1",
       "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
@@ -3204,6 +3496,12 @@
         "pinkie-promise": "2.0.1"
       }
     },
+    "performance-now": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-0.2.0.tgz",
+      "integrity": "sha1-M+8wxcd9TqIcWlOGnZG1bY8lVeU=",
+      "dev": true
+    },
     "pify": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
@@ -3261,6 +3559,12 @@
       "integrity": "sha1-8FKijacOYYkX7wqKw0wa5aaChrM=",
       "dev": true
     },
+    "punycode": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
+      "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4=",
+      "dev": true
+    },
     "qjobs": {
       "version": "1.1.5",
       "resolved": "https://registry.npmjs.org/qjobs/-/qjobs-1.1.5.tgz",
@@ -3426,6 +3730,44 @@
         "is-finite": "1.0.2"
       }
     },
+    "request": {
+      "version": "2.81.0",
+      "resolved": "https://registry.npmjs.org/request/-/request-2.81.0.tgz",
+      "integrity": "sha1-xpKJRqDgbF+Nb4qTM0af/aRimKA=",
+      "dev": true,
+      "requires": {
+        "aws-sign2": "0.6.0",
+        "aws4": "1.6.0",
+        "caseless": "0.12.0",
+        "combined-stream": "1.0.5",
+        "extend": "3.0.1",
+        "forever-agent": "0.6.1",
+        "form-data": "2.1.4",
+        "har-validator": "4.2.1",
+        "hawk": "3.1.3",
+        "http-signature": "1.1.1",
+        "is-typedarray": "1.0.0",
+        "isstream": "0.1.2",
+        "json-stringify-safe": "5.0.1",
+        "mime-types": "2.1.17",
+        "oauth-sign": "0.8.2",
+        "performance-now": "0.2.0",
+        "qs": "6.4.0",
+        "safe-buffer": "5.1.1",
+        "stringstream": "0.0.5",
+        "tough-cookie": "2.3.3",
+        "tunnel-agent": "0.6.0",
+        "uuid": "3.2.0"
+      },
+      "dependencies": {
+        "qs": {
+          "version": "6.4.0",
+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.4.0.tgz",
+          "integrity": "sha1-E+JtKK1rD/qpExLNO/cI7TUecjM=",
+          "dev": true
+        }
+      }
+    },
     "require-uncached": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/require-uncached/-/require-uncached-1.0.3.tgz",
@@ -3561,6 +3903,15 @@
         "is-fullwidth-code-point": "2.0.0"
       }
     },
+    "sntp": {
+      "version": "1.0.9",
+      "resolved": "https://registry.npmjs.org/sntp/-/sntp-1.0.9.tgz",
+      "integrity": "sha1-ZUEYTMkK7qbG57NeJlkIJEPGYZg=",
+      "dev": true,
+      "requires": {
+        "hoek": "2.16.3"
+      }
+    },
     "socket.io": {
       "version": "1.7.3",
       "resolved": "https://registry.npmjs.org/socket.io/-/socket.io-1.7.3.tgz",
@@ -3740,6 +4091,30 @@
       "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=",
       "dev": true
     },
+    "sshpk": {
+      "version": "1.13.1",
+      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.13.1.tgz",
+      "integrity": "sha1-US322mKHFEMW3EwY/hzx2UBzm+M=",
+      "dev": true,
+      "requires": {
+        "asn1": "0.2.3",
+        "assert-plus": "1.0.0",
+        "bcrypt-pbkdf": "1.0.1",
+        "dashdash": "1.14.1",
+        "ecc-jsbn": "0.1.1",
+        "getpass": "0.1.7",
+        "jsbn": "0.1.1",
+        "tweetnacl": "0.14.5"
+      },
+      "dependencies": {
+        "assert-plus": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
+          "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU=",
+          "dev": true
+        }
+      }
+    },
     "statuses": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.4.0.tgz",
@@ -3765,6 +4140,12 @@
         "safe-buffer": "5.1.1"
       }
     },
+    "stringstream": {
+      "version": "0.0.5",
+      "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.5.tgz",
+      "integrity": "sha1-TkhM1N5aC7vuGORjB3EKioFiGHg=",
+      "dev": true
+    },
     "strip-ansi": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
@@ -3853,12 +4234,37 @@
       "integrity": "sha1-F+bBH3PdTz10zaek/zI46a2b+JA=",
       "dev": true
     },
+    "tough-cookie": {
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.3.tgz",
+      "integrity": "sha1-C2GKVWW23qkL80JdBNVe3EdadWE=",
+      "dev": true,
+      "requires": {
+        "punycode": "1.4.1"
+      }
+    },
     "trim-newlines": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/trim-newlines/-/trim-newlines-1.0.0.tgz",
       "integrity": "sha1-WIeWa7WCpFA6QetST301ARgVphM=",
       "dev": true
     },
+    "tunnel-agent": {
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
+      "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
+      "dev": true,
+      "requires": {
+        "safe-buffer": "5.1.1"
+      }
+    },
+    "tweetnacl": {
+      "version": "0.14.5",
+      "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
+      "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
+      "dev": true,
+      "optional": true
+    },
     "type-check": {
       "version": "0.3.2",
       "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.3.2.tgz",
@@ -3924,6 +4330,12 @@
       "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw=",
       "dev": true
     },
+    "urlgrey": {
+      "version": "0.4.4",
+      "resolved": "https://registry.npmjs.org/urlgrey/-/urlgrey-0.4.4.tgz",
+      "integrity": "sha1-iS/pWWCAXoVRnxzUOJ8stMu3ZS8=",
+      "dev": true
+    },
     "useragent": {
       "version": "2.2.1",
       "resolved": "https://registry.npmjs.org/useragent/-/useragent-2.2.1.tgz",
@@ -3954,6 +4366,12 @@
       "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM=",
       "dev": true
     },
+    "uuid": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.2.0.tgz",
+      "integrity": "sha512-qC0vMFX6q6ee8JaoTF2Om1uL8KAV1ATUjVaHRxLiPJkIsp8JZl6ZjG0MIB+twZFLbi1vXj30rqj4zlqYiOS9xg==",
+      "dev": true
+    },
     "validate-npm-package-license": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.1.tgz",
@@ -3964,6 +4382,25 @@
         "spdx-expression-parse": "1.0.4"
       }
     },
+    "verror": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
+      "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
+      "dev": true,
+      "requires": {
+        "assert-plus": "1.0.0",
+        "core-util-is": "1.0.2",
+        "extsprintf": "1.3.0"
+      },
+      "dependencies": {
+        "assert-plus": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
+          "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU=",
+          "dev": true
+        }
+      }
+    },
     "void-elements": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/void-elements/-/void-elements-2.0.1.tgz",
diff --git a/docs/package.json b/docs/package.json
index c7c3c1f5..beff10a8 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -6,9 +6,11 @@
     "lint": "eslint .",
     "start": "echo \"is there jekyll for node?\"",
     "unit-test": "karma start spec/karma.conf.js",
-    "test": "npm run unit-test && npm run lint"
+    "test": "npm run unit-test && npm run lint",
+    "codecov": "codecov -F docs"
   },
   "devDependencies": {
+    "codecov": "^3.0.0",
     "eslint": "^4.10.0",
     "jasmine": "^2.8.0",
     "karma": "^1.7.1",
diff --git a/docs/spec/karma.conf.js b/docs/spec/karma.conf.js
index e22ad519..05dc993c 100644
--- a/docs/spec/karma.conf.js
+++ b/docs/spec/karma.conf.js
@@ -51,7 +51,7 @@ module.exports = function(config)
         reporters: ['progress', 'coverage'],
 
         coverageReporter: {
-            type: 'text-summary'
+            reporters: [{type: 'lcov'}, {type: 'text-summary'}]
         },
 
         // web server port