diff --git a/package-lock.json b/package-lock.json
index 3346a49..8ab074a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2206,7 +2206,7 @@
         },
         "util": {
           "version": "0.10.3",
-          "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=",
           "dev": true,
           "requires": {
@@ -2302,7 +2302,7 @@
         },
         "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": {
@@ -3743,7 +3743,7 @@
       "dependencies": {
         "convert-source-map": {
           "version": "1.1.3",
-          "resolved": "http://registry.npmjs.org/convert-source-map/-/convert-source-map-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/convert-source-map/-/convert-source-map-1.1.3.tgz",
           "integrity": "sha1-SCnId+n+SbMWHzvzZziI4gRpmGA=",
           "dev": true
         }
@@ -5313,7 +5313,7 @@
               "dependencies": {
                 "readable-stream": {
                   "version": "2.0.6",
-                  "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.0.6.tgz",
+                  "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.0.6.tgz",
                   "integrity": "sha1-j5A0HmilPMySh4jaz80Rs265t44=",
                   "dev": true,
                   "requires": {
@@ -5591,9 +5591,9 @@
       }
     },
     "engine.io": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-4.1.1.tgz",
-      "integrity": "sha512-t2E9wLlssQjGw0nluF6aYyfX8LwYU8Jj0xct+pAhfWfv/YrBn6TSNtEYsgxHIfaMqfrLx07czcMg9bMN6di+3w==",
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-4.1.2.tgz",
+      "integrity": "sha512-t5z6zjXuVLhXDMiFJPYsPOWEER8B0tIsD3ETgw19S1yg9zryvUfY3Vhtk3Gf4sihw/bQGIqQ//gjvVlu+Ca0bQ==",
       "dev": true,
       "requires": {
         "accepts": "~1.3.4",
@@ -5606,9 +5606,9 @@
       },
       "dependencies": {
         "debug": {
-          "version": "4.3.2",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.2.tgz",
-          "integrity": "sha512-mOp8wKcvj7XxC78zLgw/ZA+6TSgkoE2C/ienthhRD298T7UNwAg9diBpLRxC0mOezLl4B0xV7M0cCO6P/O0Xhw==",
+          "version": "4.3.3",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.3.tgz",
+          "integrity": "sha512-/zxw5+vh1Tfv+4Qn7a5nsbcJKPaSvCDhojn6FEl9vupwK2VCSDtEiEtqr8DFtzYFOdz63LBkxec7DYuc2jon6Q==",
           "dev": true,
           "requires": {
             "ms": "2.1.2"
@@ -7540,7 +7540,7 @@
         },
         "load-json-file": {
           "version": "1.1.0",
-          "resolved": "http://registry.npmjs.org/load-json-file/-/load-json-file-1.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-1.1.0.tgz",
           "integrity": "sha1-lWkFcI1YtLq0wiYbBPWfMcmTdMA=",
           "dev": true,
           "requires": {
@@ -7591,7 +7591,7 @@
         },
         "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=",
           "dev": true
         },
@@ -7836,7 +7836,7 @@
         },
         "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": {
@@ -7858,7 +7858,7 @@
         },
         "kind-of": {
           "version": "1.1.0",
-          "resolved": "http://registry.npmjs.org/kind-of/-/kind-of-1.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-1.1.0.tgz",
           "integrity": "sha1-FAo9LUGjbS78+pN3tiwk+ElaXEQ=",
           "dev": true
         },
@@ -7993,7 +7993,7 @@
         },
         "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": {
@@ -8336,7 +8336,7 @@
       "dependencies": {
         "commander": {
           "version": "2.9.0",
-          "resolved": "http://registry.npmjs.org/commander/-/commander-2.9.0.tgz",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.9.0.tgz",
           "integrity": "sha1-nJkJQXbhIkDLItbFFGCYQA/g99Q=",
           "dev": true,
           "requires": {
@@ -10920,7 +10920,7 @@
         },
         "readable-stream": {
           "version": "1.1.14",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz",
           "integrity": "sha1-fPTFTvZI44EwhMY23SB54WbAgdk=",
           "dev": true,
           "requires": {
@@ -11029,7 +11029,7 @@
     },
     "next-tick": {
       "version": "1.0.0",
-      "resolved": "http://registry.npmjs.org/next-tick/-/next-tick-1.0.0.tgz",
+      "resolved": "https://registry.npmjs.org/next-tick/-/next-tick-1.0.0.tgz",
       "integrity": "sha1-yobR/ogoFpsBICCOPchCS524NCw=",
       "dev": true
     },
@@ -11945,7 +11945,7 @@
     },
     "readable-stream": {
       "version": "2.3.6",
-      "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
       "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
       "dev": true,
       "requires": {
@@ -12191,7 +12191,7 @@
       "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=",
           "dev": true
         }
@@ -12739,7 +12739,7 @@
         },
         "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": {
@@ -12761,7 +12761,7 @@
         },
         "kind-of": {
           "version": "1.1.0",
-          "resolved": "http://registry.npmjs.org/kind-of/-/kind-of-1.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-1.1.0.tgz",
           "integrity": "sha1-FAo9LUGjbS78+pN3tiwk+ElaXEQ=",
           "dev": true
         },
@@ -13510,7 +13510,7 @@
         },
         "readable-stream": {
           "version": "2.1.5",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.1.5.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.1.5.tgz",
           "integrity": "sha1-ZvqLcg4UOLNkaB8q0aY8YYRIydA=",
           "dev": true,
           "requires": {
@@ -13761,7 +13761,7 @@
     },
     "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=",
       "dev": true,
       "requires": {
@@ -15121,7 +15121,7 @@
     },
     "wrap-ansi": {
       "version": "2.1.0",
-      "resolved": "http://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
       "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
       "dev": true,
       "requires": {