diff --git a/package-lock.json b/package-lock.json
index 3a1c3dd..428e133 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -179,6 +179,14 @@
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+      "resolved": "https://registry.npmjs.org/append-transform/-/append-transform-0.4.0.tgz",
+      "integrity": "sha1-126/jKlNJ24keja61EpLdKthGZE=",
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       "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.9.tgz",
@@ -2523,6 +2531,14 @@
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       "integrity": "sha1-s2nW+128E+7PUk+RsHD+7cNXzzQ="
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+    "default-require-extensions": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/default-require-extensions/-/default-require-extensions-1.0.0.tgz",
+      "integrity": "sha1-836hXT4T/9m0N9M+GnW1+5eHTLg=",
+      "requires": {
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       "resolved": "https://registry.npmjs.org/define-properties/-/define-properties-1.1.2.tgz",
@@ -3717,6 +3733,15 @@
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       "integrity": "sha1-wcS5vuPglyXdsQa3XB4wH+LxiyY="
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+    "fileset": {
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+      "resolved": "https://registry.npmjs.org/fileset/-/fileset-2.0.3.tgz",
+      "integrity": "sha1-jnVIqW08wjJ+5eZ0FocjozO7oqA=",
+      "requires": {
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+        "minimatch": "^3.0.3"
+      }
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@@ -4518,6 +4543,36 @@
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       "integrity": "sha1-/Xqtcmvxpf0W38KbL3pmAdJxOcQ="
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+    "handlebars": {
+      "version": "4.7.7",
+      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.7.tgz",
+      "integrity": "sha512-aAcXm5OAfE/8IXkcZvCepKU3VzW1/39Fb5ZuqMtgI/hT8X2YgoMvBY5dLhq/cpOvw7Lk1nK/UF71aLG/ZnVYRA==",
+      "requires": {
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+        "neo-async": "^2.6.0",
+        "source-map": "^0.6.1",
+        "uglify-js": "^3.1.4",
+        "wordwrap": "^1.0.0"
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+      "dependencies": {
+        "minimist": {
+          "version": "1.2.5",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+          "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw=="
+        },
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
+        },
+        "uglify-js": {
+          "version": "3.13.6",
+          "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.13.6.tgz",
+          "integrity": "sha512-rRprLwl8RVaS+Qvx3Wh5hPfPBn9++G6xkGlUupya0s5aDmNjI7z3lnRLB3u7sN4OmbB0pWgzhM9BEJyiWAwtAA==",
+          "optional": true
+        }
+      }
+    },
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       "resolved": "https://registry.npmjs.org/har-schema/-/har-schema-2.0.0.tgz",
@@ -5347,12 +5402,17 @@
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     "istanbul-api": {
       "version": "1.1.14",
-      "resolved": "",
+      "resolved": "https://registry.npmjs.org/istanbul-api/-/istanbul-api-1.1.14.tgz",
+      "integrity": "sha1-JbxXAffGgMD//5E95G42GaOm5oA=",
       "requires": {
         "async": "^2.1.4",
+        "fileset": "^2.0.2",
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+        "istanbul-lib-hook": "^1.0.7",
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+        "istanbul-lib-report": "^1.1.1",
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+        "istanbul-reports": "^1.1.2",
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         "once": "^1.4.0"
@@ -5363,6 +5423,14 @@
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+    "istanbul-lib-hook": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/istanbul-lib-hook/-/istanbul-lib-hook-1.2.2.tgz",
+      "integrity": "sha512-/Jmq7Y1VeHnZEQ3TL10VHyb564mn6VrQXHchON9Jf/AEcmQ3ZIiyD1BVzNOKTZf/G3gE+kiGK6SmpF9y3qGPLw==",
+      "requires": {
+        "append-transform": "^0.4.0"
+      }
+    },
     "istanbul-lib-instrument": {
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@@ -5377,9 +5445,41 @@
         "semver": "^5.3.0"
       }
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+    "istanbul-lib-report": {
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/istanbul-lib-report/-/istanbul-lib-report-1.1.5.tgz",
+      "integrity": "sha512-UsYfRMoi6QO/doUshYNqcKJqVmFe9w51GZz8BS3WB0lYxAllQYklka2wP9+dGZeHYaWIdcXUx8JGdbqaoXRXzw==",
+      "requires": {
+        "istanbul-lib-coverage": "^1.2.1",
+        "mkdirp": "^0.5.1",
+        "path-parse": "^1.0.5",
+        "supports-color": "^3.1.2"
+      },
+      "dependencies": {
+        "has-flag": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-1.0.0.tgz",
+          "integrity": "sha1-nZ55MWXOAXoA8AQYxD+UKnsdEfo="
+        },
+        "istanbul-lib-coverage": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/istanbul-lib-coverage/-/istanbul-lib-coverage-1.2.1.tgz",
+          "integrity": "sha512-PzITeunAgyGbtY1ibVIUiV679EFChHjoMNRibEIobvmrCRaIgwLxNucOSimtNWUhEib/oO7QY2imD75JVgCJWQ=="
+        },
+        "supports-color": {
+          "version": "3.2.3",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-3.2.3.tgz",
+          "integrity": "sha1-ZawFBLOVQXHYpklGsq48u4pfVPY=",
+          "requires": {
+            "has-flag": "^1.0.0"
+          }
+        }
+      }
+    },
     "istanbul-lib-source-maps": {
       "version": "1.2.1",
-      "resolved": "",
+      "resolved": "https://registry.npmjs.org/istanbul-lib-source-maps/-/istanbul-lib-source-maps-1.2.1.tgz",
+      "integrity": "sha512-mukVvSXCn9JQvdJl8wP/iPhqig0MRtuWuD4ZNKo6vB2Ik//AmhAKe3QnPN02dmkRe3lTudFk3rzoHhwU4hb94w==",
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         "istanbul-lib-coverage": "^1.1.1",
@@ -5388,6 +5488,14 @@
         "source-map": "^0.5.3"
       }
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+    "istanbul-reports": {
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/istanbul-reports/-/istanbul-reports-1.5.1.tgz",
+      "integrity": "sha512-+cfoZ0UXzWjhAdzosCPP3AN8vvef8XDkWtTfgaN+7L3YTpNYITnCaEkceo5SEYy644VkHka/P1FvkWvrG/rrJw==",
+      "requires": {
+        "handlebars": "^4.0.3"
+      }
+    },
     "jest": {
       "version": "20.0.4",
       "resolved": "https://registry.npmjs.org/jest/-/jest-20.0.4.tgz",
@@ -5944,9 +6052,9 @@
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-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.20.tgz",
-      "integrity": "sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
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