diff --git a/package-lock.json b/package-lock.json
index b6d6778..d4f54a2 100644
--- a/package-lock.json
+++ b/package-lock.json
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@@ -3482,7 +3690,7 @@
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@@ -3503,10 +3711,10 @@
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@@ -3557,7 +3765,7 @@
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@@ -3599,11 +3807,11 @@
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@@ -3613,12 +3821,12 @@
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-        "statuses": "1.3.1",
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@@ -3627,9 +3835,9 @@
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@@ -3638,23 +3846,28 @@
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       "dev": true,
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-        "xmlhttprequest": "1.8.0"
+      "version": "7.14.0",
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@@ -3674,7 +3887,7 @@
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@@ -3694,7 +3907,7 @@
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       "dev": true,
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@@ -3715,9 +3928,9 @@
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-        "mime-types": "2.1.18"
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@@ -3732,7 +3945,7 @@
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       "dev": true,
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@@ -3747,8 +3960,8 @@
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@@ -3757,7 +3970,7 @@
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       "dev": true,
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@@ -3766,9 +3979,9 @@
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-        "jsonfile": "4.0.0",
-        "universalify": "0.1.1"
+        "graceful-fs": "^4.1.2",
+        "jsonfile": "^4.0.0",
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@@ -3777,16 +3990,17 @@
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-        "iferr": "0.1.5",
-        "imurmurhash": "0.1.4",
-        "readable-stream": "2.3.5"
+        "graceful-fs": "^4.1.2",
+        "iferr": "^0.1.5",
+        "imurmurhash": "^0.1.4",
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-      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
+      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
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@@ -3795,8 +4009,8 @@
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+        "nan": "^2.3.0",
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@@ -3811,14 +4025,15 @@
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-            "co": "4.6.0",
-            "json-stable-stringify": "1.0.1"
+            "co": "^4.6.0",
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           "bundled": true,
-          "dev": true
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@@ -3832,8 +4047,8 @@
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-            "readable-stream": "2.2.9"
+            "delegates": "^1.0.0",
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@@ -3869,7 +4084,8 @@
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-          "dev": true
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@@ -3877,38 +4093,42 @@
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+            "tweetnacl": "^0.14.3"
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         "block-stream": {
           "version": "0.0.9",
           "bundled": true,
           "dev": true,
+          "optional": true,
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         "boom": {
           "version": "2.10.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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+            "hoek": "2.x.x"
           }
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         "brace-expansion": {
           "version": "1.1.7",
           "bundled": true,
           "dev": true,
+          "optional": true,
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           "bundled": true,
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@@ -3925,37 +4145,43 @@
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+          "optional": true
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           "version": "1.0.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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+            "delayed-stream": "~1.0.0"
           }
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           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
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-          "dev": true
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           "version": "2.0.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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+            "boom": "2.x.x"
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@@ -3964,7 +4190,7 @@
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@@ -3993,7 +4219,8 @@
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           "bundled": true,
-          "dev": true
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@@ -4013,7 +4240,7 @@
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           "optional": true,
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+            "jsbn": "~0.1.0"
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@@ -4025,7 +4252,8 @@
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-          "dev": true
+          "dev": true,
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@@ -4039,25 +4267,27 @@
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-            "asynckit": "0.4.0",
-            "combined-stream": "1.0.5",
-            "mime-types": "2.1.15"
+            "asynckit": "^0.4.0",
+            "combined-stream": "^1.0.5",
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         "fs.realpath": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
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+          "optional": true
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         "fstream": {
           "version": "1.0.11",
           "bundled": true,
           "dev": true,
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-            "graceful-fs": "4.1.11",
-            "inherits": "2.0.3",
-            "mkdirp": "0.5.1",
-            "rimraf": "2.6.1"
+            "graceful-fs": "^4.1.2",
+            "inherits": "~2.0.0",
+            "mkdirp": ">=0.5 0",
+            "rimraf": "2"
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@@ -4066,9 +4296,9 @@
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           "optional": true,
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-            "fstream": "1.0.11",
-            "inherits": "2.0.3",
-            "minimatch": "3.0.4"
+            "fstream": "^1.0.0",
+            "inherits": "2",
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@@ -4077,14 +4307,14 @@
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-            "string-width": "1.0.2",
-            "strip-ansi": "3.0.1",
-            "wide-align": "1.1.2"
+            "aproba": "^1.0.3",
+            "console-control-strings": "^1.0.0",
+            "has-unicode": "^2.0.0",
+            "object-assign": "^4.1.0",
+            "signal-exit": "^3.0.0",
+            "string-width": "^1.0.1",
+            "strip-ansi": "^3.0.1",
+            "wide-align": "^1.1.0"
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@@ -4093,7 +4323,7 @@
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           "optional": true,
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+            "assert-plus": "^1.0.0"
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@@ -4108,19 +4338,21 @@
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           "bundled": true,
           "dev": true,
+          "optional": true,
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-            "inflight": "1.0.6",
-            "inherits": "2.0.3",
-            "minimatch": "3.0.4",
-            "once": "1.4.0",
-            "path-is-absolute": "1.0.1"
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^3.0.4",
+            "once": "^1.3.0",
+            "path-is-absolute": "^1.0.0"
           }
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         "graceful-fs": {
           "version": "4.1.11",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -4134,8 +4366,8 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "ajv": "4.11.8",
-            "har-schema": "1.0.5"
+            "ajv": "^4.9.1",
+            "har-schema": "^1.0.5"
           }
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         "has-unicode": {
@@ -4148,17 +4380,19 @@
           "version": "3.1.3",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "boom": "2.10.1",
-            "cryptiles": "2.0.5",
-            "hoek": "2.16.3",
-            "sntp": "1.0.9"
+            "boom": "2.x.x",
+            "cryptiles": "2.x.x",
+            "hoek": "2.x.x",
+            "sntp": "1.x.x"
           }
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         "hoek": {
           "version": "2.16.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -4166,24 +4400,26 @@
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           "optional": true,
           "requires": {
-            "assert-plus": "0.2.0",
-            "jsprim": "1.4.0",
-            "sshpk": "1.13.0"
+            "assert-plus": "^0.2.0",
+            "jsprim": "^1.2.2",
+            "sshpk": "^1.7.0"
           }
         },
         "inflight": {
           "version": "1.0.6",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "once": "1.4.0",
-            "wrappy": "1.0.2"
+            "once": "^1.3.0",
+            "wrappy": "1"
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           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -4195,8 +4431,9 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
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-            "number-is-nan": "1.0.1"
+            "number-is-nan": "^1.0.0"
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@@ -4208,7 +4445,8 @@
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           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -4222,7 +4460,7 @@
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           "optional": true,
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+            "jsbn": "~0.1.0"
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@@ -4243,7 +4481,7 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "jsonify": "0.0.0"
+            "jsonify": "~0.0.0"
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@@ -4281,33 +4519,38 @@
         "mime-db": {
           "version": "1.27.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "mime-types": {
           "version": "2.1.15",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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+            "mime-db": "~1.27.0"
           }
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         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "brace-expansion": "1.1.7"
+            "brace-expansion": "^1.1.7"
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         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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@@ -4324,17 +4567,17 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "detect-libc": "1.0.2",
+            "detect-libc": "^1.0.2",
             "hawk": "3.1.3",
-            "mkdirp": "0.5.1",
-            "nopt": "4.0.1",
-            "npmlog": "4.1.0",
-            "rc": "1.2.1",
+            "mkdirp": "^0.5.1",
+            "nopt": "^4.0.1",
+            "npmlog": "^4.0.2",
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             "request": "2.81.0",
-            "rimraf": "2.6.1",
-            "semver": "5.3.0",
-            "tar": "2.2.1",
-            "tar-pack": "3.4.0"
+            "rimraf": "^2.6.1",
+            "semver": "^5.3.0",
+            "tar": "^2.2.1",
+            "tar-pack": "^3.4.0"
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@@ -4343,8 +4586,8 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "abbrev": "1.1.0",
-            "osenv": "0.1.4"
+            "abbrev": "1",
+            "osenv": "^0.1.4"
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@@ -4353,16 +4596,17 @@
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-            "console-control-strings": "1.1.0",
-            "gauge": "2.7.4",
-            "set-blocking": "2.0.0"
+            "are-we-there-yet": "~1.1.2",
+            "console-control-strings": "~1.1.0",
+            "gauge": "~2.7.3",
+            "set-blocking": "~2.0.0"
           }
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           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -4380,8 +4624,9 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
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-            "wrappy": "1.0.2"
+            "wrappy": "1"
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@@ -4402,14 +4647,15 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "os-homedir": "1.0.2",
-            "os-tmpdir": "1.0.2"
+            "os-homedir": "^1.0.0",
+            "os-tmpdir": "^1.0.0"
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           "version": "1.0.1",
           "bundled": true,
-          "dev": true
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@@ -4420,7 +4666,8 @@
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           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -4440,10 +4687,10 @@
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-            "ini": "1.3.4",
-            "minimist": "1.2.0",
-            "strip-json-comments": "2.0.1"
+            "deep-extend": "~0.4.0",
+            "ini": "~1.3.0",
+            "minimist": "^1.2.0",
+            "strip-json-comments": "~2.0.1"
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@@ -4458,14 +4705,15 @@
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           "bundled": true,
           "dev": true,
+          "optional": true,
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-            "process-nextick-args": "1.0.7",
-            "string_decoder": "1.0.1",
-            "util-deprecate": "1.0.2"
+            "buffer-shims": "~1.0.0",
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.1",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~1.0.6",
+            "string_decoder": "~1.0.0",
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@@ -4474,42 +4722,44 @@
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-            "stringstream": "0.0.5",
-            "tough-cookie": "2.3.2",
-            "tunnel-agent": "0.6.0",
-            "uuid": "3.0.1"
+            "aws-sign2": "~0.6.0",
+            "aws4": "^1.2.1",
+            "caseless": "~0.12.0",
+            "combined-stream": "~1.0.5",
+            "extend": "~3.0.0",
+            "forever-agent": "~0.6.1",
+            "form-data": "~2.1.1",
+            "har-validator": "~4.2.1",
+            "hawk": "~3.1.3",
+            "http-signature": "~1.1.0",
+            "is-typedarray": "~1.0.0",
+            "isstream": "~0.1.2",
+            "json-stringify-safe": "~5.0.1",
+            "mime-types": "~2.1.7",
+            "oauth-sign": "~0.8.1",
+            "performance-now": "^0.2.0",
+            "qs": "~6.4.0",
+            "safe-buffer": "^5.0.1",
+            "stringstream": "~0.0.4",
+            "tough-cookie": "~2.3.0",
+            "tunnel-agent": "^0.6.0",
+            "uuid": "^3.0.0"
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         "rimraf": {
           "version": "2.6.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
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-            "glob": "7.1.2"
+            "glob": "^7.0.5"
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         "safe-buffer": {
           "version": "5.0.1",
           "bundled": true,
-          "dev": true
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+          "optional": true
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@@ -4533,8 +4783,9 @@
           "version": "1.0.9",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "hoek": "2.16.3"
+            "hoek": "2.x.x"
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@@ -4543,15 +4794,15 @@
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-            "dashdash": "1.14.1",
-            "ecc-jsbn": "0.1.1",
-            "getpass": "0.1.7",
-            "jodid25519": "1.0.2",
-            "jsbn": "0.1.1",
-            "tweetnacl": "0.14.5"
+            "asn1": "~0.2.3",
+            "assert-plus": "^1.0.0",
+            "bcrypt-pbkdf": "^1.0.0",
+            "dashdash": "^1.12.0",
+            "ecc-jsbn": "~0.1.1",
+            "getpass": "^0.1.1",
+            "jodid25519": "^1.0.0",
+            "jsbn": "~0.1.0",
+            "tweetnacl": "~0.14.0"
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@@ -4562,22 +4813,24 @@
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-        "string-width": {
-          "version": "1.0.2",
+        "string_decoder": {
+          "version": "1.0.1",
           "bundled": true,
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           "requires": {
-            "code-point-at": "1.1.0",
-            "is-fullwidth-code-point": "1.0.0",
-            "strip-ansi": "3.0.1"
+            "safe-buffer": "^5.0.1"
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-        "string_decoder": {
-          "version": "1.0.1",
+        "string-width": {
+          "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
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-            "safe-buffer": "5.0.1"
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
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@@ -4590,8 +4843,9 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "ansi-regex": "2.1.1"
+            "ansi-regex": "^2.0.0"
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@@ -4604,10 +4858,11 @@
           "version": "2.2.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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-            "fstream": "1.0.11",
-            "inherits": "2.0.3"
+            "block-stream": "*",
+            "fstream": "^1.0.2",
+            "inherits": "2"
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@@ -4616,14 +4871,14 @@
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-            "fstream-ignore": "1.0.5",
-            "once": "1.4.0",
-            "readable-stream": "2.2.9",
-            "rimraf": "2.6.1",
-            "tar": "2.2.1",
-            "uid-number": "0.0.6"
+            "debug": "^2.2.0",
+            "fstream": "^1.0.10",
+            "fstream-ignore": "^1.0.5",
+            "once": "^1.3.3",
+            "readable-stream": "^2.1.4",
+            "rimraf": "^2.5.1",
+            "tar": "^2.2.1",
+            "uid-number": "^0.0.6"
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@@ -4632,7 +4887,7 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "punycode": "1.4.1"
+            "punycode": "^1.4.1"
           }
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         "tunnel-agent": {
@@ -4641,7 +4896,7 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "safe-buffer": "5.0.1"
+            "safe-buffer": "^5.0.1"
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@@ -4659,7 +4914,8 @@
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           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -4682,13 +4938,14 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "string-width": "1.0.2"
+            "string-width": "^1.0.2"
           }
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         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -4697,11 +4954,12 @@
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       "integrity": "sha1-XB+x8RdHcRTwYyoOtLcbPLD9MXE=",
       "dev": true,
+      "optional": true,
       "requires": {
-        "graceful-fs": "4.1.11",
-        "inherits": "2.0.3",
-        "mkdirp": "0.5.1",
-        "rimraf": "2.6.2"
+        "graceful-fs": "^4.1.2",
+        "inherits": "~2.0.0",
+        "mkdirp": ">=0.5 0",
+        "rimraf": "2"
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     "ftp": {
@@ -4711,7 +4969,7 @@
       "dev": true,
       "optional": true,
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-        "readable-stream": "1.1.14",
+        "readable-stream": "1.1.x",
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@@ -4729,10 +4987,10 @@
           "dev": true,
           "optional": true,
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-            "core-util-is": "1.0.2",
-            "inherits": "2.0.3",
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.1",
             "isarray": "0.0.1",
-            "string_decoder": "0.10.31"
+            "string_decoder": "~0.10.x"
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@@ -4755,15 +5013,16 @@
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       "integrity": "sha1-LANAXHU4w51+s3sxcCLjJfsBi/c=",
       "dev": true,
+      "optional": true,
       "requires": {
-        "aproba": "1.2.0",
-        "console-control-strings": "1.1.0",
-        "has-unicode": "2.0.1",
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-        "string-width": "1.0.2",
-        "strip-ansi": "3.0.1",
-        "wide-align": "1.1.2"
+        "aproba": "^1.0.3",
+        "console-control-strings": "^1.0.0",
+        "has-unicode": "^2.0.0",
+        "object-assign": "^4.1.0",
+        "signal-exit": "^3.0.0",
+        "string-width": "^1.0.1",
+        "strip-ansi": "^3.0.1",
+        "wide-align": "^1.1.0"
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@@ -4773,7 +5032,7 @@
       "dev": true,
       "optional": true,
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-        "globule": "1.2.0"
+        "globule": "^1.0.0"
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     "generate-function": {
@@ -4790,7 +5049,7 @@
       "dev": true,
       "optional": true,
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-        "is-property": "1.0.2"
+        "is-property": "^1.0.0"
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@@ -4805,839 +5064,121 @@
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       "dev": true
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-      "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-3.0.0.tgz",
-      "integrity": "sha1-jpQ9E1jcN1VQVOy+LtsFqhdO3hQ=",
-      "dev": true
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-    "get-uri": {
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-      "resolved": "https://registry.npmjs.org/get-uri/-/get-uri-2.0.1.tgz",
-      "integrity": "sha512-7aelVrYqCLuVjq2kEKRTH8fXPTC0xKTkM+G7UlFkEwCXY3sFbSxvY375JoFowOAYbkaU47SrBvOefUlLZZ+6QA==",
-      "dev": true,
-      "optional": true,
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-        "debug": "2.6.9",
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-      "resolved": "https://registry.npmjs.org/get-value/-/get-value-2.0.6.tgz",
-      "integrity": "sha1-3BXKHGcjh8p2vTesCjlbogQqLCg=",
-      "dev": true
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-    "getpass": {
-      "version": "0.1.7",
-      "resolved": "https://registry.npmjs.org/getpass/-/getpass-0.1.7.tgz",
-      "integrity": "sha1-Xv+OPmhNVprkyysSgmBOi6YhSfo=",
-      "dev": true,
-      "requires": {
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-        "rimraf": "2.6.2",
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-        "thunky": "1.0.2"
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+      "optional": true
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-        "snapdragon": "0.8.1",
-        "to-regex": "3.0.2"
+        "arr-diff": "^4.0.0",
+        "array-unique": "^0.3.2",
+        "define-property": "^2.0.2",
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+        "is-windows": "^1.0.2",
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+        "object.pick": "^1.3.0",
+        "regex-not": "^1.0.0",
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@@ -8078,7 +7664,7 @@
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       "dev": true,
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-        "lower-case": "1.1.4"
+        "lower-case": "^1.1.1"
+      }
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+    "node-fetch": {
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+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-1.7.3.tgz",
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@@ -8122,19 +7717,19 @@
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-        "rimraf": "2.6.2",
-        "semver": "5.3.0",
-        "tar": "2.2.1",
-        "which": "1.3.0"
+        "fstream": "^1.0.0",
+        "glob": "^7.0.3",
+        "graceful-fs": "^4.1.2",
+        "minimatch": "^3.0.2",
+        "mkdirp": "^0.5.0",
+        "nopt": "2 || 3",
+        "npmlog": "0 || 1 || 2 || 3 || 4",
+        "osenv": "0",
+        "request": "2",
+        "rimraf": "2",
+        "semver": "~5.3.0",
+        "tar": "^2.0.0",
+        "which": "1"
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@@ -8144,7 +7739,7 @@
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+            "abbrev": "1"
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@@ -8162,28 +7757,28 @@
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-        "events": "1.1.1",
-        "https-browserify": "1.0.0",
-        "os-browserify": "0.3.0",
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+        "browserify-zlib": "^0.2.0",
+        "buffer": "^4.3.0",
+        "console-browserify": "^1.1.0",
+        "constants-browserify": "^1.0.0",
+        "crypto-browserify": "^3.11.0",
+        "domain-browser": "^1.1.1",
+        "events": "^1.0.0",
+        "https-browserify": "^1.0.0",
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-        "stream-http": "2.8.0",
-        "string_decoder": "1.0.3",
-        "timers-browserify": "2.0.6",
+        "process": "^0.11.10",
+        "punycode": "^1.2.4",
+        "querystring-es3": "^0.2.0",
+        "readable-stream": "^2.3.3",
+        "stream-browserify": "^2.0.1",
+        "stream-http": "^2.7.2",
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-        "util": "0.10.3",
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@@ -8200,32 +7795,33 @@
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-        "sass-graph": "2.2.4",
-        "stdout-stream": "1.4.0",
-        "true-case-path": "1.0.2"
+        "async-foreach": "^0.1.3",
+        "chalk": "^1.1.1",
+        "cross-spawn": "^3.0.0",
+        "gaze": "^1.0.0",
+        "get-stdin": "^4.0.1",
+        "glob": "^7.0.3",
+        "in-publish": "^2.0.0",
+        "lodash.assign": "^4.2.0",
+        "lodash.clonedeep": "^4.3.2",
+        "lodash.mergewith": "^4.6.0",
+        "meow": "^3.7.0",
+        "mkdirp": "^0.5.1",
+        "nan": "^2.3.2",
+        "node-gyp": "^3.3.1",
+        "npmlog": "^4.0.0",
+        "request": "~2.79.0",
+        "sass-graph": "^2.2.4",
+        "stdout-stream": "^1.4.0",
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+    "safer-buffer": {
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-        "ajv-keywords": "3.1.0"
+        "ajv": "^6.1.0",
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@@ -10171,7 +9771,7 @@
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@@ -10197,7 +9797,7 @@
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-        "escape-html": "1.0.3",
-        "etag": "1.8.1",
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+        "destroy": "~1.0.4",
+        "encodeurl": "~1.0.1",
+        "escape-html": "~1.0.3",
+        "etag": "~1.8.1",
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-        "range-parser": "1.2.0",
-        "statuses": "1.3.1"
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@@ -10250,13 +9850,13 @@
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-        "accepts": "1.3.5",
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-        "escape-html": "1.0.3",
-        "http-errors": "1.6.2",
-        "mime-types": "2.1.18",
-        "parseurl": "1.3.2"
+        "escape-html": "~1.0.3",
+        "http-errors": "~1.6.2",
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@@ -10265,9 +9865,9 @@
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-        "escape-html": "1.0.3",
-        "parseurl": "1.3.2",
+        "encodeurl": "~1.0.1",
+        "escape-html": "~1.0.3",
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-        "is-extendable": "0.1.1",
-        "is-plain-object": "2.0.4",
-        "split-string": "3.1.0"
+        "extend-shallow": "^2.0.1",
+        "is-extendable": "^0.1.1",
+        "is-plain-object": "^2.0.3",
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@@ -10333,8 +9933,8 @@
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-        "safe-buffer": "5.1.1"
+        "inherits": "^2.0.1",
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@@ -10343,9 +9943,9 @@
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-        "kind-of": "5.1.0",
-        "mixin-object": "2.0.1"
+        "is-extendable": "^0.1.1",
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@@ -10362,8 +9962,8 @@
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-        "json-stable-stringify": "0.0.1",
-        "sha.js": "2.4.10"
+        "json-stable-stringify": "~0.0.0",
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+            "arr-diff": "^4.0.0",
+            "array-unique": "^0.3.2",
+            "braces": "^2.3.1",
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+            "has-flag": "^3.0.0"
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+            "camelcase": "^3.0.0",
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-        "lodash": "4.17.5"
+        "lodash": "^4.17.5"
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-        "source-list-map": "2.0.0",
-        "source-map": "0.6.1"
+        "source-list-map": "^2.0.0",
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@@ -13351,7 +12964,7 @@
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-        "webpack-core": "0.6.9"
+        "webpack-core": "^0.6.8"
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@@ -13359,8 +12972,8 @@
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-        "http-parser-js": "0.4.11",
-        "websocket-extensions": "0.1.3"
+        "http-parser-js": ">=0.4.0",
+        "websocket-extensions": ">=0.1.1"
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@@ -13368,6 +12981,11 @@
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+    "whatwg-fetch": {
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+      "resolved": "https://registry.npmjs.org/whatwg-fetch/-/whatwg-fetch-2.0.4.tgz",
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-        "isexe": "2.0.0"
+        "isexe": "^2.0.0"
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+      "optional": true,
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+        "string-width": "^1.0.2"
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@@ -13416,22 +13035,24 @@
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       "dev": true,
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-        "errno": "0.1.7"
+        "errno": "~0.1.7"
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       "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
+      "dev": true,
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-        "string-width": "1.0.2",
-        "strip-ansi": "3.0.1"
+        "string-width": "^1.0.1",
+        "strip-ansi": "^3.0.1"
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-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
+      "dev": true
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@@ -13439,9 +13060,9 @@
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       "dev": true,
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-        "async-limiter": "1.0.0",
-        "safe-buffer": "5.1.1",
-        "ultron": "1.1.1"
+        "async-limiter": "~1.0.0",
+        "safe-buffer": "~5.1.0",
+        "ultron": "~1.1.0"
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@@ -13456,8 +13077,8 @@
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-        "sax": "1.2.4",
-        "xmlbuilder": "9.0.7"
+        "sax": ">=0.6.0",
+        "xmlbuilder": "~9.0.1"
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@@ -13477,7 +13098,7 @@
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-      "integrity": "sha1-Z/4HXFwk/vOfnWX197f+dRcZaPw="
+      "integrity": "sha512-58Im/U0mlVBLM38NdZjHyhuMtCqa61469k2YP/AaPbvCoV9aQGUpbJBj1QRm2ytRiVQBD/fsw7L2bJGDVQswBA=="
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@@ -13504,7 +13125,7 @@
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       "dev": true,
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-        "cuint": "0.2.2"
+        "cuint": "^0.2.2"
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@@ -13526,19 +13147,19 @@
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-        "cliui": "3.2.0",
-        "decamelize": "1.2.0",
-        "get-caller-file": "1.0.2",
-        "os-locale": "1.4.0",
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-        "require-directory": "2.1.1",
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-        "set-blocking": "2.0.0",
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-        "which-module": "1.0.0",
-        "y18n": "3.2.1",
-        "yargs-parser": "5.0.0"
+        "camelcase": "^3.0.0",
+        "cliui": "^3.2.0",
+        "decamelize": "^1.1.1",
+        "get-caller-file": "^1.0.1",
+        "os-locale": "^1.4.0",
+        "read-pkg-up": "^1.0.1",
+        "require-directory": "^2.1.1",
+        "require-main-filename": "^1.0.1",
+        "set-blocking": "^2.0.0",
+        "string-width": "^1.0.2",
+        "which-module": "^1.0.0",
+        "y18n": "^3.2.1",
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@@ -13564,7 +13185,7 @@
       "dev": true,
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-        "camelcase": "3.0.0"
+        "camelcase": "^3.0.0"
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diff --git a/package.json b/package.json
index 68d40b3..3fd8c5b 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "angularfire2": "^5.0.0-rc.6",
     "bootstrap": "4.0.0-beta.2",
     "core-js": "^2.4.1",
-    "firebase": "^4.11.0",
+    "firebase": "^7.14.0",
     "font-awesome": "^4.7.0",
     "jquery": "^3.3.1",
     "popper.js": "^1.12.9",