diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index 9cc127c5..43e60359 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -114,21 +114,12 @@
       }
     },
     "agent-base": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-2.1.1.tgz",
-      "integrity": "sha1-1t4Q1a9hMtW9aSQn1G/FOFOQlMc=",
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.3.0.tgz",
+      "integrity": "sha512-salcGninV0nPrwpGNn4VTXBb1SOuXQBiqbrNXoeizJsHrsL6ERFM2Ne3JUSBWRE6aeNJI2ROP/WEEIDUiDe3cg==",
       "dev": true,
       "requires": {
-        "extend": "~3.0.0",
-        "semver": "~5.0.1"
-      },
-      "dependencies": {
-        "semver": {
-          "version": "5.0.3",
-          "resolved": "https://registry.npmjs.org/semver/-/semver-5.0.3.tgz",
-          "integrity": "sha1-d0Zt5YnNXTyV8TiqeLxWmjy10no=",
-          "dev": true
-        }
+        "es6-promisify": "^5.0.0"
       }
     },
     "ajv": {
@@ -276,10 +267,13 @@
       "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
+      "version": "0.2.4",
+      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
+      "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
+      "dev": true,
+      "requires": {
+        "safer-buffer": "~2.1.0"
+      }
     },
     "asn1.js": {
       "version": "5.0.0",
@@ -354,9 +348,9 @@
       "dev": true
     },
     "aws4": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.6.0.tgz",
-      "integrity": "sha1-g+9cqGCysy5KDe7e6MdxudtXRx4=",
+      "version": "1.8.0",
+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.8.0.tgz",
+      "integrity": "sha512-ReZxvNHIOv88FlT7rxcXIIC0fPt4KZqZbOlivyWtXLt8ESx84zd3kMC6iK5jVeS2qt+g7ftS7ye4fi06X5rtRQ==",
       "dev": true
     },
     "babel-code-frame": {
@@ -1159,7 +1153,6 @@
       "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
       "integrity": "sha1-pDAdOJtqQ/m2f/PKEaP2Y342Dp4=",
       "dev": true,
-      "optional": true,
       "requires": {
         "tweetnacl": "^0.14.3"
       },
@@ -1168,8 +1161,7 @@
           "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
+          "dev": true
         }
       }
     },
@@ -1824,9 +1816,9 @@
       }
     },
     "combined-stream": {
-      "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.5.tgz",
-      "integrity": "sha1-k4NwpXtKUd6ix3wV1cX9+JUWQAk=",
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
       "dev": true,
       "requires": {
         "delayed-stream": "~1.0.0"
@@ -2271,13 +2263,13 @@
       }
     },
     "ecc-jsbn": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.1.tgz",
-      "integrity": "sha1-D8c6ntXw1Tw4GTOYUj735UN3dQU=",
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.2.tgz",
+      "integrity": "sha1-OoOpBOVDUyh4dMVkt1SThoSamMk=",
       "dev": true,
-      "optional": true,
       "requires": {
-        "jsbn": "~0.1.0"
+        "jsbn": "~0.1.0",
+        "safer-buffer": "^2.1.0"
       }
     },
     "editorconfig": {
@@ -2385,6 +2377,21 @@
         "event-emitter": "~0.3.5"
       }
     },
+    "es6-promise": {
+      "version": "4.2.8",
+      "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-4.2.8.tgz",
+      "integrity": "sha512-HJDGx5daxeIvxdBxvG2cb9g4tEvwIk3i8+nhX0yGrYmZUzbkdg8QbDevheDB8gd0//uPj4c1EQua8Q+MViT0/w==",
+      "dev": true
+    },
+    "es6-promisify": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/es6-promisify/-/es6-promisify-5.0.0.tgz",
+      "integrity": "sha1-UQnWLz5W6pZ8S2NQWu8IKRyKUgM=",
+      "dev": true,
+      "requires": {
+        "es6-promise": "^4.0.3"
+      }
+    },
     "es6-set": {
       "version": "0.1.5",
       "resolved": "https://registry.npmjs.org/es6-set/-/es6-set-0.1.5.tgz",
@@ -2892,9 +2899,9 @@
       }
     },
     "extend": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.1.tgz",
-      "integrity": "sha1-p1Xqe8Gt/MWjHOfnYtuq3F5jZEQ=",
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
+      "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g==",
       "dev": true
     },
     "external-editor": {
@@ -3092,13 +3099,13 @@
       "dev": true
     },
     "form-data": {
-      "version": "2.3.1",
-      "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.1.tgz",
-      "integrity": "sha1-b7lPvXGIUwbXPRXMSX/kzE7NRL8=",
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.3.tgz",
+      "integrity": "sha512-1lLKB2Mu3aGP1Q/2eCOx0fNbRMe7XdwktwOruhfqqd0rIJWwN4Dh+E3hrPSlDCXnSR7UtZ1N38rVXm+6+MEhJQ==",
       "dev": true,
       "requires": {
         "asynckit": "^0.4.0",
-        "combined-stream": "^1.0.5",
+        "combined-stream": "^1.0.6",
         "mime-types": "^2.1.12"
       }
     },
@@ -4164,23 +4171,22 @@
       }
     },
     "grunt-saucelabs": {
-      "version": "9.0.0",
-      "resolved": "https://registry.npmjs.org/grunt-saucelabs/-/grunt-saucelabs-9.0.0.tgz",
-      "integrity": "sha1-1ogCWgVQHeysCp4SndTk9QpCAUo=",
+      "version": "github:mar10/grunt-saucelabs#dfc0bb6f34d1c1b2bb9cda26ce8e50ad9d8c1463",
+      "from": "github:mar10/grunt-saucelabs#dfc0bb6f34d1c1b2bb9cda26ce8e50ad9d8c1463",
       "dev": true,
       "requires": {
         "colors": "~1.1.2",
-        "lodash": "~4.13.1",
+        "lodash": "^4.17.11",
         "q": "~1.4.1",
         "requestretry": "~1.9.0",
-        "sauce-tunnel": "~2.5.0",
-        "saucelabs": "~1.2.0"
+        "sauce-tunnel": "github:mar10/sauce-tunnel#update_4.5.3",
+        "saucelabs": "^1.5.0"
       },
       "dependencies": {
         "lodash": {
-          "version": "4.13.1",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.13.1.tgz",
-          "integrity": "sha1-g+SxCRP0hJbU0W/sSlYK8u50S2g=",
+          "version": "4.17.11",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
+          "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==",
           "dev": true
         }
       }
@@ -4299,13 +4305,39 @@
       "dev": true
     },
     "har-validator": {
-      "version": "5.0.3",
-      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.0.3.tgz",
-      "integrity": "sha1-ukAsJmGU8VlW7xXg/PJCmT9qff0=",
+      "version": "5.1.3",
+      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.1.3.tgz",
+      "integrity": "sha512-sNvOCzEQNr/qrvJgc3UG/kD4QtlHycrzwS+6mfTrrSq97BvaYcPZZI1ZSqGSPR73Cxn4LKTD4PttRwfU7jWq5g==",
       "dev": true,
       "requires": {
-        "ajv": "^5.1.0",
+        "ajv": "^6.5.5",
         "har-schema": "^2.0.0"
+      },
+      "dependencies": {
+        "ajv": {
+          "version": "6.10.0",
+          "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.0.tgz",
+          "integrity": "sha512-nffhOpkymDECQyR0mnsUtoCE8RlX38G0rYP+wgLWFyZuUyuuojSSvi/+euOiQBIn63whYwYVIIH1TvE3tu4OEg==",
+          "dev": true,
+          "requires": {
+            "fast-deep-equal": "^2.0.1",
+            "fast-json-stable-stringify": "^2.0.0",
+            "json-schema-traverse": "^0.4.1",
+            "uri-js": "^4.2.2"
+          }
+        },
+        "fast-deep-equal": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
+          "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk=",
+          "dev": true
+        },
+        "json-schema-traverse": {
+          "version": "0.4.1",
+          "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
+          "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg==",
+          "dev": true
+        }
       }
     },
     "has": {
@@ -4439,14 +4471,30 @@
       "dev": true
     },
     "https-proxy-agent": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-1.0.0.tgz",
-      "integrity": "sha1-NffabEjOTdv6JkiRrFk+5f+GceY=",
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-2.2.1.tgz",
+      "integrity": "sha512-HPCTS1LW51bcyMYbxUIOO4HEOlQ1/1qRaFWcyxvwaqUS9TY88aoEuHUY33kuAh1YhVVaDQhLZsnPd+XNARWZlQ==",
       "dev": true,
       "requires": {
-        "agent-base": "2",
-        "debug": "2",
-        "extend": "3"
+        "agent-base": "^4.1.0",
+        "debug": "^3.1.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "3.2.6",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.6.tgz",
+          "integrity": "sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==",
+          "dev": true,
+          "requires": {
+            "ms": "^2.1.1"
+          }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+          "dev": true
+        }
       }
     },
     "iconv-lite": {
@@ -4940,8 +4988,7 @@
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/jsbn/-/jsbn-0.1.1.tgz",
       "integrity": "sha1-peZUwuWi3rXyAdls77yoDA7y9RM=",
-      "dev": true,
-      "optional": true
+      "dev": true
     },
     "jsdoc": {
       "version": "3.5.5",
@@ -5582,9 +5629,9 @@
       "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=",
+      "version": "0.9.0",
+      "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.9.0.tgz",
+      "integrity": "sha512-fexhUFFPTGV8ybAtSIGbV6gOkSv8UtRbDBnAyLQw4QPKkgNlsH2ByPGtMUqdWkos6YCRmAqViwgZrJc/mRDzZQ==",
       "dev": true
     },
     "object-assign": {
@@ -5991,6 +6038,12 @@
       "integrity": "sha1-8FKijacOYYkX7wqKw0wa5aaChrM=",
       "dev": true
     },
+    "psl": {
+      "version": "1.1.33",
+      "resolved": "https://registry.npmjs.org/psl/-/psl-1.1.33.tgz",
+      "integrity": "sha512-LTDP2uSrsc7XCb5lO7A8BI1qYxRe/8EqlRvMeEl6rsnYAqDOl8xHR+8lSAIVfrNaSAlTPTNOCgNjWcoUL3AZsw==",
+      "dev": true
+    },
     "public-encrypt": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/public-encrypt/-/public-encrypt-4.0.2.tgz",
@@ -6295,31 +6348,54 @@
       }
     },
     "request": {
-      "version": "2.87.0",
-      "resolved": "https://registry.npmjs.org/request/-/request-2.87.0.tgz",
-      "integrity": "sha512-fcogkm7Az5bsS6Sl0sibkbhcKsnyon/jV1kF3ajGmF0c8HrttdKTPRT9hieOaQHA5HEq6r8OyWOo/o781C1tNw==",
+      "version": "2.88.0",
+      "resolved": "https://registry.npmjs.org/request/-/request-2.88.0.tgz",
+      "integrity": "sha512-NAqBSrijGLZdM0WZNsInLJpkJokL72XYjUpnB0iwsRgxh7dB6COrHnTBNwN0E+lHDAJzu7kLAkDeY08z2/A0hg==",
       "dev": true,
       "requires": {
         "aws-sign2": "~0.7.0",
-        "aws4": "^1.6.0",
+        "aws4": "^1.8.0",
         "caseless": "~0.12.0",
-        "combined-stream": "~1.0.5",
-        "extend": "~3.0.1",
+        "combined-stream": "~1.0.6",
+        "extend": "~3.0.2",
         "forever-agent": "~0.6.1",
-        "form-data": "~2.3.1",
-        "har-validator": "~5.0.3",
+        "form-data": "~2.3.2",
+        "har-validator": "~5.1.0",
         "http-signature": "~1.2.0",
         "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",
+        "mime-types": "~2.1.19",
+        "oauth-sign": "~0.9.0",
         "performance-now": "^2.1.0",
-        "qs": "~6.5.1",
-        "safe-buffer": "^5.1.1",
-        "tough-cookie": "~2.3.3",
+        "qs": "~6.5.2",
+        "safe-buffer": "^5.1.2",
+        "tough-cookie": "~2.4.3",
         "tunnel-agent": "^0.6.0",
-        "uuid": "^3.1.0"
+        "uuid": "^3.3.2"
+      },
+      "dependencies": {
+        "mime-db": {
+          "version": "1.40.0",
+          "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.40.0.tgz",
+          "integrity": "sha512-jYdeOMPy9vnxEqFRRo6ZvTZ8d9oPb+k18PKoYNYUe2stVEBPPwsln/qWzdbmaIvnhZ9v2P+CuecK+fpUfsV2mA==",
+          "dev": true
+        },
+        "mime-types": {
+          "version": "2.1.24",
+          "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.24.tgz",
+          "integrity": "sha512-WaFHS3MCl5fapm3oLxU4eYDw77IQM2ACcxQ9RIxfaC3ooc6PFuBMGZZsYpvoXS5D5QTWPieo1jjLdAm3TBP3cQ==",
+          "dev": true,
+          "requires": {
+            "mime-db": "1.40.0"
+          }
+        },
+        "safe-buffer": {
+          "version": "5.1.2",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
+          "dev": true
+        }
       }
     },
     "requestretry": {
@@ -6476,9 +6552,8 @@
       "dev": true
     },
     "sauce-tunnel": {
-      "version": "2.5.0",
-      "resolved": "https://registry.npmjs.org/sauce-tunnel/-/sauce-tunnel-2.5.0.tgz",
-      "integrity": "sha1-DuTE/5tH4BPosHLL+sSVt/7Y6Os=",
+      "version": "github:mar10/sauce-tunnel#acaca325c19db4e0c93d64204e5626ae13399595",
+      "from": "github:mar10/sauce-tunnel#update_4.5.3",
       "dev": true,
       "requires": {
         "chalk": "^1.1.3",
@@ -6487,12 +6562,12 @@
       }
     },
     "saucelabs": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/saucelabs/-/saucelabs-1.2.0.tgz",
-      "integrity": "sha1-XoBHazbaG0LRDzlwfprypTsD2Io=",
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/saucelabs/-/saucelabs-1.5.0.tgz",
+      "integrity": "sha512-jlX3FGdWvYf4Q3LFfFWS1QvPg3IGCGWxIc8QBFdPTbpTJnt/v17FHXYVAn7C8sHf1yUXo2c7yIM0isDryfYtHQ==",
       "dev": true,
       "requires": {
-        "https-proxy-agent": "^1.0.0"
+        "https-proxy-agent": "^2.2.1"
       }
     },
     "seek-bzip": {
@@ -6763,9 +6838,9 @@
       "dev": true
     },
     "sshpk": {
-      "version": "1.14.2",
-      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.14.2.tgz",
-      "integrity": "sha1-xvxhZIo9nE52T9P8306hBeSSupg=",
+      "version": "1.16.1",
+      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.16.1.tgz",
+      "integrity": "sha512-HXXqVUq7+pcKeLqqZj6mHFUMvXtOJt1uoUx09pFW6011inTMxqI8BA8PM95myrIyyKwdnzjdFjLiE6KBPVtJIg==",
       "dev": true,
       "requires": {
         "asn1": "~0.2.3",
@@ -6783,8 +6858,7 @@
           "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
+          "dev": true
         }
       }
     },
@@ -7199,11 +7273,12 @@
       "dev": true
     },
     "tough-cookie": {
-      "version": "2.3.3",
-      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.3.tgz",
-      "integrity": "sha1-C2GKVWW23qkL80JdBNVe3EdadWE=",
+      "version": "2.4.3",
+      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.4.3.tgz",
+      "integrity": "sha512-Q5srk/4vDM54WJsJio3XNn6K2sCG+CQ8G5Wz6bZhRZoAe/+TxjWB/GlFAnYEbkYVlON9FMk/fE3h2RLpPXo4lQ==",
       "dev": true,
       "requires": {
+        "psl": "^1.1.24",
         "punycode": "^1.4.1"
       }
     },
@@ -7320,6 +7395,23 @@
       "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw=",
       "dev": true
     },
+    "uri-js": {
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
+      "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
+      "dev": true,
+      "requires": {
+        "punycode": "^2.1.0"
+      },
+      "dependencies": {
+        "punycode": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+          "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
+          "dev": true
+        }
+      }
+    },
     "url": {
       "version": "0.11.0",
       "resolved": "https://registry.npmjs.org/url/-/url-0.11.0.tgz",
diff --git a/package.json b/package.json
index e01d9b57..4b533497 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "grunt-jsdoc": "^2.2.1",
     "grunt-mocha-istanbul": "^5.0.2",
     "grunt-mocha-test": "^0.13.3",
-    "grunt-saucelabs": "9.0.0",
+    "grunt-saucelabs": "github:mar10/grunt-saucelabs#dfc0bb6f34d1c1b2bb9cda26ce8e50ad9d8c1463",
     "grunt-terser": "^0.1.0",
     "grunt-text-replace": "~0.4.0",
     "gruntify-eslint": "^4.0.0",