diff --git a/package-lock.json b/package-lock.json
index ef7b1ce..13ddab2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1591,7 +1591,7 @@
         },
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-          "resolved": "http://registry.npmjs.org/util/-/util-0.10.3.tgz",
+          "resolved": "https://registry.npmjs.org/util/-/util-0.10.3.tgz",
           "integrity": "sha1-evsa/lCAUkZInj23/g7TeTNqwPk=",
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@@ -1712,7 +1712,7 @@
         },
         "chalk": {
           "version": "1.1.3",
-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
           "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
           "requires": {
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@@ -1777,7 +1777,7 @@
       "dependencies": {
         "jsesc": {
           "version": "1.3.0",
-          "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
           "integrity": "sha1-RsP+yMGJKxKwgz25vHYiF226s0s="
         }
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@@ -3178,7 +3178,7 @@
       "dependencies": {
         "jsesc": {
           "version": "0.5.0",
-          "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
+          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
           "integrity": "sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0="
         },
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@@ -3193,7 +3193,7 @@
         },
         "regjsgen": {
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-          "resolved": "http://registry.npmjs.org/regjsgen/-/regjsgen-0.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/regjsgen/-/regjsgen-0.2.0.tgz",
           "integrity": "sha1-bAFq3qxVT3WCP+N6wFuS1aTtsfc="
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@@ -3226,9 +3226,9 @@
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     },
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-      "resolved": "https://registry.npmjs.org/css-what/-/css-what-2.1.2.tgz",
-      "integrity": "sha512-wan8dMWQ0GUeF7DGEPVjhHemVW/vy6xUYmFzRY8RYqgA0JtXC9rJmbScBjqSu6dg9q0lwPQy6ZAmJVr3PPTvqQ=="
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/css-what/-/css-what-2.1.3.tgz",
+      "integrity": "sha512-a+EPoD+uZiNfh+5fxw2nO9QwFa6nJe2Or35fGY6Ipw1R3R4AGz1d1TEZrCegvw2YTmZ0jXirGYlzxxpYSHwpEg=="
     },
     "cssdb": {
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@@ -3570,7 +3570,7 @@
           "dependencies": {
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               "version": "2.3.0",
-              "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+              "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
               "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw="
             }
           }
@@ -3736,7 +3736,7 @@
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           "version": "1.1.3",
-          "resolved": "http://registry.npmjs.org/domelementtype/-/domelementtype-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/domelementtype/-/domelementtype-1.1.3.tgz",
           "integrity": "sha1-vSh3PiZCiBrsUVRJJCmcXNgiGFs="
         }
       }
@@ -4151,7 +4151,7 @@
         },
         "doctrine": {
           "version": "1.5.0",
-          "resolved": "http://registry.npmjs.org/doctrine/-/doctrine-1.5.0.tgz",
+          "resolved": "https://registry.npmjs.org/doctrine/-/doctrine-1.5.0.tgz",
           "integrity": "sha1-N53Ocw9hZvds76TmcHoVmwLFpvo=",
           "requires": {
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@@ -5392,7 +5392,8 @@
         },
         "ansi-regex": {
           "version": "2.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
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           "version": "1.2.0",
@@ -5410,11 +5411,13 @@
         },
         "balanced-match": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
+          "optional": true,
           "requires": {
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             "concat-map": "0.0.1"
@@ -5427,15 +5430,18 @@
         },
         "code-point-at": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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         "core-util-is": {
           "version": "1.0.2",
@@ -5538,7 +5544,8 @@
         },
         "inherits": {
           "version": "2.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
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           "version": "1.3.5",
@@ -5548,6 +5555,7 @@
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "bundled": true,
+          "optional": true,
           "requires": {
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           }
@@ -5560,17 +5568,20 @@
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
         },
         "minimist": {
           "version": "0.0.8",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
+          "optional": true,
           "requires": {
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             "yallist": "^3.0.0"
@@ -5587,6 +5598,7 @@
         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -5659,7 +5671,8 @@
         },
         "number-is-nan": {
           "version": "1.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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         "object-assign": {
           "version": "4.1.1",
@@ -5669,6 +5682,7 @@
         "once": {
           "version": "1.4.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -5744,7 +5758,8 @@
         },
         "safe-buffer": {
           "version": "5.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
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           "version": "2.1.2",
@@ -5774,6 +5789,7 @@
         "string-width": {
           "version": "1.0.2",
           "bundled": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -5791,6 +5807,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -5829,11 +5846,13 @@
         },
         "wrappy": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -9059,7 +9078,7 @@
     },
     "pify": {
       "version": "2.3.0",
-      "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+      "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
       "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw="
     },
     "pinkie": {
@@ -9118,7 +9137,7 @@
       "dependencies": {
         "async": {
           "version": "1.5.2",
-          "resolved": "http://registry.npmjs.org/async/-/async-1.5.2.tgz",
+          "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
           "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo="
         },
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@@ -11694,7 +11713,7 @@
       "dependencies": {
         "jsesc": {
           "version": "0.5.0",
-          "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
+          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
           "integrity": "sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0="
         }
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@@ -11723,7 +11742,7 @@
       "dependencies": {
         "css-select": {
           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/css-select/-/css-select-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/css-select/-/css-select-1.2.0.tgz",
           "integrity": "sha1-KzoRBTnFNV8c2NMUYj6HCxIeyFg=",
           "requires": {
             "boolbase": "~1.0.0",
@@ -12511,7 +12530,7 @@
       "dependencies": {
         "kind-of": {
           "version": "2.0.1",
-          "resolved": "http://registry.npmjs.org/kind-of/-/kind-of-2.0.1.tgz",
+          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-2.0.1.tgz",
           "integrity": "sha1-AY7HpM5+OobLkUG+UZ0kyPqpgbU=",
           "requires": {
             "is-buffer": "^1.0.2"
@@ -13042,7 +13061,7 @@
     },
     "strip-ansi": {
       "version": "3.0.1",
-      "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
       "requires": {
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@@ -13533,7 +13552,7 @@
       "dependencies": {
         "cacache": {
           "version": "10.0.4",
-          "resolved": "http://registry.npmjs.org/cacache/-/cacache-10.0.4.tgz",
+          "resolved": "https://registry.npmjs.org/cacache/-/cacache-10.0.4.tgz",
           "integrity": "sha512-Dph0MzuH+rTQzGPNT9fAnrPmMmjKfST6trxJeK7NQuHRaVw24VzPRWTmg9MpcwOVQZO0E1FBICUlFeNaKPIfHA==",
           "requires": {
             "bluebird": "^3.5.1",
@@ -14804,7 +14823,7 @@
     },
     "yargs": {
       "version": "11.1.0",
-      "resolved": "http://registry.npmjs.org/yargs/-/yargs-11.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-11.1.0.tgz",
       "integrity": "sha512-NwW69J42EsCSanF8kyn5upxvjp5ds+t3+udGBeTbFnERA+lF541DDpMawzo4z6W/QrzNM18D+BPMiOBibnFV5A==",
       "requires": {
         "cliui": "^4.0.0",