diff --git a/package-lock.json b/package-lock.json
index b9587a10..97f8edf9 100644
--- a/package-lock.json
+++ b/package-lock.json
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-        "statuses": "1.4.0",
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       "dev": true,
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+      "resolved": "https://registry.npmjs.org/flatted/-/flatted-2.0.2.tgz",
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-      "optional": true,
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       "dev": true,
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-        "mime-types": "2.1.18"
+        "asynckit": "^0.4.0",
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@@ -3524,7 +3261,7 @@
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       "dev": true,
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-        "jsonfile": "4.0.0",
-        "universalify": "0.1.1"
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-        "imurmurhash": "0.1.4",
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@@ -3601,7 +3338,8 @@
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@@ -3615,8 +3353,8 @@
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@@ -3631,7 +3369,7 @@
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@@ -3698,7 +3436,7 @@
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@@ -3713,14 +3451,14 @@
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@@ -3729,12 +3467,12 @@
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-            "once": "1.4.0",
-            "path-is-absolute": "1.0.1"
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^3.0.4",
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@@ -3749,7 +3487,7 @@
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@@ -3758,7 +3496,7 @@
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+            "minimatch": "^3.0.4"
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@@ -3767,8 +3505,8 @@
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-            "wrappy": "1.0.2"
+            "once": "^1.3.0",
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@@ -3789,7 +3527,7 @@
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@@ -3804,7 +3542,7 @@
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@@ -3819,8 +3557,8 @@
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@@ -12474,7 +11952,7 @@
               "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
               "dev": true,
               "requires": {
-                "is-buffer": "1.1.6"
+                "is-buffer": "^1.1.5"
               }
             }
           }
@@ -12497,19 +11975,19 @@
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           "dev": true,
           "requires": {
-            "arr-diff": "4.0.0",
-            "array-unique": "0.3.2",
-            "braces": "2.3.1",
-            "define-property": "2.0.2",
-            "extend-shallow": "3.0.2",
-            "extglob": "2.0.4",
-            "fragment-cache": "0.2.1",
-            "kind-of": "6.0.2",
-            "nanomatch": "1.2.9",
-            "object.pick": "1.3.0",
-            "regex-not": "1.0.2",
-            "snapdragon": "0.8.2",
-            "to-regex": "3.0.2"
+            "arr-diff": "^4.0.0",
+            "array-unique": "^0.3.2",
+            "braces": "^2.3.1",
+            "define-property": "^2.0.2",
+            "extend-shallow": "^3.0.2",
+            "extglob": "^2.0.4",
+            "fragment-cache": "^0.2.1",
+            "kind-of": "^6.0.2",
+            "nanomatch": "^1.2.9",
+            "object.pick": "^1.3.0",
+            "regex-not": "^1.0.0",
+            "snapdragon": "^0.8.1",
+            "to-regex": "^3.0.1"
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@@ -12518,7 +11996,7 @@
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           "dev": true,
           "requires": {
-            "has-flag": "3.0.0"
+            "has-flag": "^3.0.0"
           }
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         "y18n": {
@@ -12533,19 +12011,19 @@
           "integrity": "sha1-eC7CHvQDNF+DCoCMo9UTr1YGUgg=",
           "dev": true,
           "requires": {
-            "camelcase": "3.0.0",
-            "cliui": "3.2.0",
-            "decamelize": "1.2.0",
-            "get-caller-file": "1.0.2",
-            "os-locale": "1.4.0",
-            "read-pkg-up": "1.0.1",
-            "require-directory": "2.1.1",
-            "require-main-filename": "1.0.1",
-            "set-blocking": "2.0.0",
-            "string-width": "1.0.2",
-            "which-module": "1.0.0",
-            "y18n": "3.2.1",
-            "yargs-parser": "4.2.1"
+            "camelcase": "^3.0.0",
+            "cliui": "^3.2.0",
+            "decamelize": "^1.1.1",
+            "get-caller-file": "^1.0.1",
+            "os-locale": "^1.4.0",
+            "read-pkg-up": "^1.0.1",
+            "require-directory": "^2.1.1",
+            "require-main-filename": "^1.0.1",
+            "set-blocking": "^2.0.0",
+            "string-width": "^1.0.2",
+            "which-module": "^1.0.0",
+            "y18n": "^3.2.1",
+            "yargs-parser": "^4.2.0"
           }
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         "yargs-parser": {
@@ -12554,7 +12032,7 @@
           "integrity": "sha1-KczqwNxPA8bIe0qfIX3RjJ90hxw=",
           "dev": true,
           "requires": {
-            "camelcase": "3.0.0"
+            "camelcase": "^3.0.0"
           }
         }
       }
@@ -12565,7 +12043,7 @@
       "integrity": "sha512-/0QYwW/H1N/CdXYA2PNPVbsxO3u2Fpz34vs72xm03SRfg6bMNGfMJIQEpQjKRvkG2JvT6oRJFpDtSrwbX8Jzvw==",
       "dev": true,
       "requires": {
-        "lodash": "4.17.5"
+        "lodash": "^4.17.5"
       }
     },
     "webpack-sources": {
@@ -12574,8 +12052,8 @@
       "integrity": "sha512-aqYp18kPphgoO5c/+NaUvEeACtZjMESmDChuD3NBciVpah3XpMEU9VAAtIaB1BsfJWWTSdv8Vv1m3T0aRk2dUw==",
       "dev": true,
       "requires": {
-        "source-list-map": "2.0.0",
-        "source-map": "0.6.1"
+        "source-list-map": "^2.0.0",
+        "source-map": "~0.6.1"
       },
       "dependencies": {
         "source-map": {
@@ -12592,7 +12070,7 @@
       "integrity": "sha1-j6yKfo61n8ahZ2ioXJ2U7n+dDts=",
       "dev": true,
       "requires": {
-        "webpack-core": "0.6.9"
+        "webpack-core": "^0.6.8"
       }
     },
     "websocket-driver": {
@@ -12601,8 +12079,8 @@
       "integrity": "sha1-DK+dLXVdk67gSdS90NP+LMoqJOs=",
       "dev": true,
       "requires": {
-        "http-parser-js": "0.4.11",
-        "websocket-extensions": "0.1.3"
+        "http-parser-js": ">=0.4.0",
+        "websocket-extensions": ">=0.1.1"
       }
     },
     "websocket-extensions": {
@@ -12623,7 +12101,7 @@
       "integrity": "sha512-xcJpopdamTuY5duC/KnTTNBraPK54YwpenP4lzxU8H91GudWpFv38u0CKjclE1Wi2EH2EDz5LRcHcKbCIzqGyg==",
       "dev": true,
       "requires": {
-        "isexe": "2.0.0"
+        "isexe": "^2.0.0"
       }
     },
     "which-module": {
@@ -12639,7 +12117,7 @@
       "dev": true,
       "optional": true,
       "requires": {
-        "string-width": "1.0.2"
+        "string-width": "^1.0.2"
       }
     },
     "win-release": {
@@ -12667,7 +12145,7 @@
       "integrity": "sha512-6w+3tHbM87WnSWnENBUvA2pxJPLhQUg5LKwUQHq3r+XPhIM+Gh2R5ycbwPCyuGbNg+lPgdcnQUhuC02kJCvffQ==",
       "dev": true,
       "requires": {
-        "errno": "0.1.7"
+        "errno": "~0.1.7"
       }
     },
     "wrap-ansi": {
@@ -12676,8 +12154,8 @@
       "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
       "dev": true,
       "requires": {
-        "string-width": "1.0.2",
-        "strip-ansi": "3.0.1"
+        "string-width": "^1.0.1",
+        "strip-ansi": "^3.0.1"
       }
     },
     "wrappy": {
@@ -12696,6 +12174,17 @@
         "slide": "^1.1.5"
       }
     },
+    "ws": {
+      "version": "3.3.3",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-3.3.3.tgz",
+      "integrity": "sha512-nnWLa/NwZSt4KQJu51MYlCcSQ5g7INpOrOMt4XV8j4dqTXdmlUmSHQ8/oLC069ckre0fRsgfvsKwbTdtKLCDkA==",
+      "dev": true,
+      "requires": {
+        "async-limiter": "~1.0.0",
+        "safe-buffer": "~5.1.0",
+        "ultron": "~1.1.0"
+      }
+    },
     "xdg-basedir": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/xdg-basedir/-/xdg-basedir-2.0.0.tgz",
@@ -12715,8 +12204,8 @@
       "resolved": "https://registry.npmjs.org/xml2js/-/xml2js-0.4.19.tgz",
       "integrity": "sha512-esZnJZJOiJR9wWKMyuvSE1y6Dq5LCuJanqhxslH2bxM6duahNZ+HMpCLhBQGZkbX6xRf8x1Y2eJlgt2q3qo49Q==",
       "requires": {
-        "sax": "1.2.4",
-        "xmlbuilder": "9.0.7"
+        "sax": ">=0.6.0",
+        "xmlbuilder": "~9.0.1"
       },
       "dependencies": {
         "sax": {
@@ -12734,14 +12223,13 @@
     "xmlhttprequest-ssl": {
       "version": "1.5.5",
       "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.5.tgz",
-      "integrity": "sha1-wodrBhaKrcQOV9l+gRkayPQ5iz4=",
+      "integrity": "sha512-/bFPLUgJrfGUL10AIv4Y7/CUt6so9CLtB/oFxQSHseSDNNCdC6vwwKEqwLN6wNPBg9YWXAiMu8jkf6RPRS/75Q==",
       "dev": true
     },
     "xregexp": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/xregexp/-/xregexp-2.0.0.tgz",
-      "integrity": "sha1-UqY+VsoLhKfzpfPWGHLxJq16WUM=",
-      "optional": true
+      "integrity": "sha1-UqY+VsoLhKfzpfPWGHLxJq16WUM="
     },
     "xtend": {
       "version": "4.0.1",
@@ -12755,7 +12243,7 @@
       "integrity": "sha512-AkTuIuVTET12tpsVIQo+ZU6f/qDmKuRUcjaqR+OIvm+aCBsZ95i7UVY5WJ9TMsSaZ0DA2WxoZ4acu0sPH+OKAw==",
       "dev": true,
       "requires": {
-        "cuint": "0.2.2"
+        "cuint": "^0.2.2"
       }
     },
     "y18n": {
@@ -12776,19 +12264,19 @@
       "dev": true,
       "optional": true,
       "requires": {
-        "camelcase": "3.0.0",
-        "cliui": "3.2.0",
-        "decamelize": "1.2.0",
-        "get-caller-file": "1.0.2",
-        "os-locale": "1.4.0",
-        "read-pkg-up": "1.0.1",
-        "require-directory": "2.1.1",
-        "require-main-filename": "1.0.1",
-        "set-blocking": "2.0.0",
-        "string-width": "1.0.2",
-        "which-module": "1.0.0",
-        "y18n": "3.2.1",
-        "yargs-parser": "5.0.0"
+        "camelcase": "^3.0.0",
+        "cliui": "^3.2.0",
+        "decamelize": "^1.1.1",
+        "get-caller-file": "^1.0.1",
+        "os-locale": "^1.4.0",
+        "read-pkg-up": "^1.0.1",
+        "require-directory": "^2.1.1",
+        "require-main-filename": "^1.0.1",
+        "set-blocking": "^2.0.0",
+        "string-width": "^1.0.2",
+        "which-module": "^1.0.0",
+        "y18n": "^3.2.1",
+        "yargs-parser": "^5.0.0"
       },
       "dependencies": {
         "camelcase": {
@@ -12814,7 +12302,7 @@
       "dev": true,
       "optional": true,
       "requires": {
-        "camelcase": "3.0.0"
+        "camelcase": "^3.0.0"
       },
       "dependencies": {
         "camelcase": {
@@ -12832,13 +12320,13 @@
       "integrity": "sha1-lSj0QtqxsihOWLQ3m7GU4i4MQAU=",
       "dev": true,
       "requires": {
-        "fd-slicer": "1.0.1"
+        "fd-slicer": "~1.0.1"
       }
     },
     "yeast": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/yeast/-/yeast-0.1.2.tgz",
-      "integrity": "sha1-AI4G2AlDIMNy28L47XagymyKxBk=",
+      "integrity": "sha512-8HFIh676uyGYP6wP13R/j6OJ/1HwJ46snpvzE7aHAN3Ryqh2yX6Xox2B4CUmTwwOIzlG3Bs7ocsP5dZH/R1Qbg==",
       "dev": true
     },
     "yn": {
diff --git a/package.json b/package.json
index d7d73de6..0d10a01f 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
     "codelyzer": "~4.0.1",
     "jasmine-core": "~2.99.1",
     "jasmine-spec-reporter": "~4.1.0",
-    "karma": "~2.0.0",
+    "karma": "~5.0.0",
     "karma-chrome-launcher": "~2.1.1",
     "karma-cli": "~1.0.1",
     "karma-coverage-istanbul-reporter": "^1.2.1",