diff --git a/package-lock.json b/package-lock.json
index 805a389..26cf5fc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -27,7 +27,7 @@
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           "version": "3.3.0",
-          "resolved": "http://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
           "integrity": "sha1-ReN/s56No/JbruP/U2niu18iAXo=",
           "dev": true
         }
@@ -269,7 +269,7 @@
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       "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,
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@@ -501,7 +501,7 @@
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     "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,
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@@ -2211,13 +2211,13 @@
     },
     "minimist": {
       "version": "1.2.0",
-      "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
       "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
       "dev": true
     },
     "mkdirp": {
       "version": "0.5.1",
-      "resolved": "http://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
+      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
       "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
       "dev": true,
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@@ -2226,7 +2226,7 @@
       "dependencies": {
         "minimist": {
           "version": "0.0.8",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
           "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
           "dev": true
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@@ -2253,7 +2253,7 @@
       "dependencies": {
         "commander": {
           "version": "2.15.1",
-          "resolved": "http://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
           "integrity": "sha512-VlfT9F3V0v+jr4yxPc5gg9s62/fIVWsd2Bk2iD435um1NlGMYdVCq+MjcXnhYq2icNOizHr1kK+5TI6H0Hy0ag==",
           "dev": true
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@@ -2403,6 +2403,7 @@
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           "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
           "dev": true,
+          "optional": true,
           "requires": {
             "kind-of": "^3.0.2",
             "longest": "^1.0.1",
@@ -3253,7 +3254,8 @@
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           "resolved": "https://registry.npmjs.org/longest/-/longest-1.0.1.tgz",
           "integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "loose-envify": {
           "version": "1.3.1",
@@ -3864,12 +3866,6 @@
             "slide": "^1.1.5"
           }
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-        "y18n": {
-          "version": "3.2.1",
-          "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz",
-          "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE=",
-          "dev": true
-        },
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           "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
@@ -3958,7 +3954,7 @@
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     "onetime": {
       "version": "1.1.0",
-      "resolved": "http://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
       "integrity": "sha1-ofeDj4MUxRbwXs78vEzP4EtO14k=",
       "dev": true
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@@ -4876,7 +4872,7 @@
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         "inquirer": {
           "version": "0.12.0",
-          "resolved": "http://registry.npmjs.org/inquirer/-/inquirer-0.12.0.tgz",
+          "resolved": "https://registry.npmjs.org/inquirer/-/inquirer-0.12.0.tgz",
           "integrity": "sha1-HvK/1jUE3wvHV4X/+MLEHfEvB34=",
           "dev": true,
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@@ -4936,7 +4932,7 @@
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         "table": {
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-          "resolved": "http://registry.npmjs.org/table/-/table-3.8.3.tgz",
+          "resolved": "https://registry.npmjs.org/table/-/table-3.8.3.tgz",
           "integrity": "sha1-K7xULw/amGGnVdOUf+/Ys/UThV8=",
           "dev": true,
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@@ -5377,7 +5373,7 @@
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     "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,
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@@ -5407,9 +5403,9 @@
       "dev": true
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     "y18n": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz",
-      "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE=",
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.2.tgz",
+      "integrity": "sha512-uGZHXkHnhF0XeeAPgnKfPv1bgKAYyVvmNL1xlKsPYZPaIHxGti2hHqvOCQv71XMsLxu1QjergkqogUnms5D3YQ==",
       "dev": true
     },
     "yallist": {