diff --git a/package-lock.json b/package-lock.json
index 214305b..a4f9988 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -621,7 +621,7 @@
     },
     "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=",
       "dev": true,
       "requires": {
@@ -1230,7 +1230,7 @@
       "dependencies": {
         "debug": {
           "version": "2.3.3",
-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
           "integrity": "sha1-QMRT5n5uE8kB3ewxeviYbNqe/4w=",
           "dev": true,
           "requires": {
@@ -1267,7 +1267,7 @@
       "dependencies": {
         "debug": {
           "version": "2.3.3",
-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
           "integrity": "sha1-QMRT5n5uE8kB3ewxeviYbNqe/4w=",
           "dev": true,
           "requires": {
@@ -1329,12 +1329,6 @@
       "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
       "dev": true
     },
-    "eventemitter3": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-3.1.0.tgz",
-      "integrity": "sha512-ivIvhpq/Y0uSjcHDcOIccjmYjGLcP09MFGE7ysAwkAvkXfpZlC985pH2/ui64DKazbTW/4kN3yqozUxlXzI6cA==",
-      "dev": true
-    },
     "expand-braces": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/expand-braces/-/expand-braces-0.1.2.tgz",
@@ -1799,7 +1793,7 @@
       "dependencies": {
         "combined-stream": {
           "version": "1.0.6",
-          "resolved": "http://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
+          "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
           "integrity": "sha1-cj599ugBrFYTETp+RFqbactjKBg=",
           "dev": true,
           "requires": {
@@ -1868,7 +1862,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -1889,12 +1884,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -1909,17 +1906,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -2036,7 +2036,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -2048,6 +2049,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -2062,6 +2064,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -2069,12 +2072,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -2093,6 +2098,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -2173,7 +2179,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -2185,6 +2192,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -2270,7 +2278,8 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -2306,6 +2315,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -2325,6 +2335,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -2368,12 +2379,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -3169,14 +3182,22 @@
       }
     },
     "http-proxy": {
-      "version": "1.17.0",
-      "resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.17.0.tgz",
-      "integrity": "sha512-Taqn+3nNvYRfJ3bGvKfBSRwy1v6eePlm3oc/aWVxZp57DQr5Eq3xhKJi7Z4hZpS8PC3H4qI+Yly5EmFacGuA/g==",
+      "version": "1.18.1",
+      "resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.18.1.tgz",
+      "integrity": "sha512-7mz/721AbnJwIVbnaSv1Cz3Am0ZLT/UBwkC92VlxhXv/k/BBQfM2fXElQNC27BVGr0uwUpplYPQM9LnaBMR5NQ==",
       "dev": true,
       "requires": {
-        "eventemitter3": "^3.0.0",
+        "eventemitter3": "^4.0.0",
         "follow-redirects": "^1.0.0",
         "requires-port": "^1.0.0"
+      },
+      "dependencies": {
+        "eventemitter3": {
+          "version": "4.0.7",
+          "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-4.0.7.tgz",
+          "integrity": "sha512-8guHBZCwKnFhYdHr2ysuRWErTwhoN2X8XELRlrRwpmfeY2jjuUN4taQMsULKUVo1K4DvZl+0pgfyoysHxvmvEw==",
+          "dev": true
+        }
       }
     },
     "http-signature": {
@@ -3673,7 +3694,7 @@
         },
         "lodash": {
           "version": "3.10.1",
-          "resolved": "http://registry.npmjs.org/lodash/-/lodash-3.10.1.tgz",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-3.10.1.tgz",
           "integrity": "sha1-W/Rejkm6QYnhfUgnid/RW9FAt7Y=",
           "dev": true
         }
@@ -3879,7 +3900,7 @@
     },
     "lodash": {
       "version": "1.0.2",
-      "resolved": "http://registry.npmjs.org/lodash/-/lodash-1.0.2.tgz",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-1.0.2.tgz",
       "integrity": "sha1-j1dWDIO1n8JwvT1WG2kAQ0MOJVE=",
       "dev": true
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@@ -5319,7 +5340,7 @@
       "dependencies": {
         "debug": {
           "version": "2.3.3",
-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
           "integrity": "sha1-QMRT5n5uE8kB3ewxeviYbNqe/4w=",
           "dev": true,
           "requires": {
@@ -5352,7 +5373,7 @@
       "dependencies": {
         "debug": {
           "version": "2.3.3",
-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
           "integrity": "sha1-QMRT5n5uE8kB3ewxeviYbNqe/4w=",
           "dev": true,
           "requires": {
@@ -5388,7 +5409,7 @@
       "dependencies": {
         "debug": {
           "version": "2.3.3",
-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
           "integrity": "sha1-QMRT5n5uE8kB3ewxeviYbNqe/4w=",
           "dev": true,
           "requires": {
@@ -5423,7 +5444,7 @@
         },
         "debug": {
           "version": "2.2.0",
-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.2.0.tgz",
           "integrity": "sha1-+HBX6ZWxofauaklgZkE3vFbwOdo=",
           "dev": true,
           "requires": {