diff --git a/package-lock.json b/package-lock.json
index 55262fe..c94a1e7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -578,7 +578,7 @@
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-      "resolved": "http://registry.npmjs.org/@types/node/-/node-8.9.5.tgz",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-8.9.5.tgz",
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@@ -888,6 +888,7 @@
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       "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
       "dev": true,
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@@ -899,6 +900,7 @@
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           "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
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@@ -1198,7 +1200,7 @@
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-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
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@@ -2454,7 +2456,8 @@
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       "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=",
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@@ -3324,45 +3327,45 @@
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-      "integrity": "sha1-avilAjUNsyRuzEvs9rWjTSL37VM=",
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       "dev": true,
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+        "accepts": "~1.3.5",
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         "content-disposition": "0.5.2",
-        "content-type": "1.0.4",
+        "content-type": "~1.0.4",
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         "cookie-signature": "1.0.6",
         "debug": "2.6.9",
-        "depd": "1.1.2",
-        "encodeurl": "1.0.2",
-        "escape-html": "1.0.3",
-        "etag": "1.8.1",
+        "depd": "~1.1.2",
+        "encodeurl": "~1.0.2",
+        "escape-html": "~1.0.3",
+        "etag": "~1.8.1",
         "finalhandler": "1.1.1",
         "fresh": "0.5.2",
         "merge-descriptors": "1.0.1",
-        "methods": "1.1.2",
-        "on-finished": "2.3.0",
-        "parseurl": "1.3.2",
+        "methods": "~1.1.2",
+        "on-finished": "~2.3.0",
+        "parseurl": "~1.3.2",
         "path-to-regexp": "0.1.7",
-        "proxy-addr": "2.0.4",
+        "proxy-addr": "~2.0.3",
         "qs": "6.5.1",
-        "range-parser": "1.2.0",
+        "range-parser": "~1.2.0",
         "safe-buffer": "5.1.1",
         "send": "0.16.2",
         "serve-static": "1.13.2",
         "setprototypeof": "1.1.0",
-        "statuses": "1.4.0",
-        "type-is": "1.6.16",
+        "statuses": "~1.4.0",
+        "type-is": "~1.6.16",
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-        "vary": "1.1.2"
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-          "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI=",
+          "integrity": "sha512-PCVAQswWemu6UdxsDFFX/+gVeYqKAod3D3UVm91jHwynguOwAvYPhx8nNlM++NqRcK6CxxpUafjmhIdKiHibqg==",
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@@ -3734,7 +3737,8 @@
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-          "dev": true
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@@ -3755,12 +3759,14 @@
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+          "dev": true,
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           "bundled": true,
           "dev": true,
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@@ -3775,17 +3781,20 @@
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           "version": "1.1.0",
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+          "dev": true,
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@@ -3902,7 +3911,8 @@
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@@ -3914,6 +3924,7 @@
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           "dev": true,
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@@ -3928,6 +3939,7 @@
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           "bundled": true,
           "dev": true,
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@@ -3935,12 +3947,14 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "2.2.4",
           "bundled": true,
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@@ -3959,6 +3973,7 @@
           "version": "0.5.1",
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           "dev": true,
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@@ -4039,7 +4054,8 @@
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           "version": "1.0.1",
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-          "dev": true
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@@ -4051,6 +4067,7 @@
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           "bundled": true,
           "dev": true,
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@@ -4136,7 +4153,8 @@
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@@ -4172,6 +4190,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
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@@ -4191,6 +4210,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
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@@ -4234,12 +4254,14 @@
         "wrappy": {
           "version": "1.0.2",
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+          "dev": true,
+          "optional": true
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           "version": "3.0.2",
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@@ -4248,6 +4270,7 @@
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@@ -4297,7 +4320,8 @@
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       "integrity": "sha1-uWjGsKBDhDJJAui/Gl3zJXmkUP4=",
-      "dev": true
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@@ -5247,7 +5271,8 @@
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       "integrity": "sha1-Sw2hRCEE0bM2NA6AeX6GXPOffXI=",
-      "dev": true
+      "dev": true,
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@@ -5862,7 +5887,7 @@
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-          "resolved": "http://registry.npmjs.org/lodash/-/lodash-3.10.1.tgz",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-3.10.1.tgz",
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@@ -6037,6 +6062,7 @@
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       "integrity": "sha1-lWkFcI1YtLq0wiYbBPWfMcmTdMA=",
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@@ -6049,7 +6075,8 @@
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-          "dev": true
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-      "dev": true
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@@ -6238,7 +6266,8 @@
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-      "dev": true
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@@ -6719,7 +6748,7 @@
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-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
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@@ -7124,7 +7153,7 @@
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+      "resolved": "https://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz",
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@@ -7257,6 +7286,7 @@
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       "integrity": "sha1-9ID0BDTvgHQfhGkJn43qGPVaTck=",
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@@ -7589,7 +7619,7 @@
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@@ -7891,6 +7921,7 @@
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       "integrity": "sha1-9f+qXs0pyzHAR0vKfXVra7KePyg=",
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@@ -7921,6 +7954,7 @@
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@@ -7931,6 +7965,7 @@
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@@ -7941,6 +7976,7 @@
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@@ -9200,6 +9236,7 @@
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@@ -9611,7 +9648,7 @@
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-      "resolved": "http://registry.npmjs.org/typescript/-/typescript-2.7.2.tgz",
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