diff --git a/package-lock.json b/package-lock.json
index bf00154..13840c4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -258,6 +258,12 @@
         }
       }
     },
+    "acorn-walk": {
+      "version": "6.2.0",
+      "resolved": "https://registry.npmjs.org/acorn-walk/-/acorn-walk-6.2.0.tgz",
+      "integrity": "sha512-7evsyfH1cLOCdAzZAd43Cic04yKydNx0cF+7tiA19p1XnLLPU4dpCQOqpjqwokFe//vS0QqfqqjCS2JkiIs0cA==",
+      "dev": true
+    },
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       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-2.1.1.tgz",
@@ -1606,15 +1612,24 @@
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-    "bfj-node4": {
-      "version": "5.3.1",
-      "resolved": "https://registry.npmjs.org/bfj-node4/-/bfj-node4-5.3.1.tgz",
-      "integrity": "sha512-SOmOsowQWfXc7ybFARsK3C4MCOWzERaOMV/Fl3Tgjs+5dJWyzo3oa127jL44eMbQiAN17J7SvAs2TRxEScTUmg==",
+    "bfj": {
+      "version": "6.1.2",
+      "resolved": "https://registry.npmjs.org/bfj/-/bfj-6.1.2.tgz",
+      "integrity": "sha512-BmBJa4Lip6BPRINSZ0BPEIfB1wUY/9rwbwvIHQA1KjX9om29B6id0wnWXq7m3bn5JrUVjeOTnVuhPT1FiHwPGw==",
       "dev": true,
       "requires": {
-        "bluebird": "3.5.1",
-        "check-types": "7.3.0",
-        "tryer": "1.0.0"
+        "bluebird": "^3.5.5",
+        "check-types": "^8.0.3",
+        "hoopy": "^0.1.4",
+        "tryer": "^1.0.1"
+      },
+      "dependencies": {
+        "bluebird": {
+          "version": "3.7.2",
+          "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.7.2.tgz",
+          "integrity": "sha512-XpNj6GDQzdfW+r2Wnn7xiSAd7TM3jzkxGXBGTtWKuSXv1xUV+azxAm8jdWZN06QTQk+2N2XB9jRDkvbmQmcRtg==",
+          "dev": true
+        }
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@@ -2115,9 +2130,9 @@
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-      "version": "7.3.0",
-      "resolved": "https://registry.npmjs.org/check-types/-/check-types-7.3.0.tgz",
-      "integrity": "sha1-Ro9XGkQ1wkJI9f0MsOjYfDw0Hn0=",
+      "version": "8.0.3",
+      "resolved": "https://registry.npmjs.org/check-types/-/check-types-8.0.3.tgz",
+      "integrity": "sha512-YpeKZngUmG65rLudJ4taU7VLkOCTMhNl/u4ctNC56LQS/zJTyNH0Lrtwm1tfTsbLlwvlfsA2d1c8vCf/Kh2KwQ==",
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@@ -5089,7 +5104,8 @@
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           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -5140,7 +5156,8 @@
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           "version": "0.4.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -5155,6 +5172,7 @@
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           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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           }
@@ -5163,6 +5181,7 @@
           "version": "2.10.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
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             "hoek": "2.16.3"
           }
@@ -5171,6 +5190,7 @@
           "version": "1.1.7",
           "bundled": true,
           "dev": true,
+          "optional": true,
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@@ -5179,7 +5199,8 @@
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           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -5196,12 +5217,14 @@
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           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "combined-stream": {
           "version": "1.0.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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           }
@@ -5209,22 +5232,26 @@
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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,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "core-util-is": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "cryptiles": {
           "version": "2.0.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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           }
@@ -5264,7 +5291,8 @@
         "delayed-stream": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -5296,7 +5324,8 @@
         "extsprintf": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -5318,12 +5347,14 @@
         "fs.realpath": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "fstream": {
           "version": "1.0.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "graceful-fs": "4.1.11",
             "inherits": "2.0.3",
@@ -5379,6 +5410,7 @@
           "version": "7.1.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "fs.realpath": "1.0.0",
             "inflight": "1.0.6",
@@ -5391,7 +5423,8 @@
         "graceful-fs": {
           "version": "4.1.11",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "1.0.5",
@@ -5419,6 +5452,7 @@
           "version": "3.1.3",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "boom": "2.10.1",
             "cryptiles": "2.0.5",
@@ -5429,7 +5463,8 @@
         "hoek": {
           "version": "2.16.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "http-signature": {
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@@ -5446,6 +5481,7 @@
           "version": "1.0.6",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "once": "1.4.0",
             "wrappy": "1.0.2"
@@ -5454,7 +5490,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
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           "version": "1.3.4",
@@ -5466,6 +5503,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "1.0.1"
           }
@@ -5479,7 +5517,8 @@
         "isarray": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -5552,12 +5591,14 @@
         "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": {
             "mime-db": "1.27.0"
           }
@@ -5566,6 +5607,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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           }
@@ -5573,12 +5615,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -5633,7 +5677,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "oauth-sign": {
           "version": "0.8.2",
@@ -5651,6 +5696,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1.0.2"
           }
@@ -5680,7 +5726,8 @@
         "path-is-absolute": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "performance-now": {
           "version": "0.2.0",
@@ -5691,7 +5738,8 @@
         "process-nextick-args": {
           "version": "1.0.7",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "punycode": {
           "version": "1.4.1",
@@ -5729,6 +5777,7 @@
           "version": "2.2.9",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "buffer-shims": "1.0.0",
             "core-util-is": "1.0.2",
@@ -5773,6 +5822,7 @@
           "version": "2.6.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "glob": "7.1.2"
           }
@@ -5780,7 +5830,8 @@
         "safe-buffer": {
           "version": "5.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "semver": {
           "version": "5.3.0",
@@ -5804,6 +5855,7 @@
           "version": "1.0.9",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "hoek": "2.16.3"
           }
@@ -5837,6 +5889,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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@@ -5847,6 +5900,7 @@
           "version": "1.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "5.0.1"
           }
@@ -5861,6 +5915,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "2.1.1"
           }
@@ -5875,6 +5930,7 @@
           "version": "2.2.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "block-stream": "0.0.9",
             "fstream": "1.0.11",
@@ -5930,7 +5986,8 @@
         "util-deprecate": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "uuid": {
           "version": "3.0.1",
@@ -5959,7 +6016,8 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
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@@ -6169,19 +6227,19 @@
       "dev": true
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-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/gzip-size/-/gzip-size-4.1.0.tgz",
-      "integrity": "sha1-iuCWJX6r59acRb4rZ8RIEk/7UXw=",
+      "version": "5.1.1",
+      "resolved": "https://registry.npmjs.org/gzip-size/-/gzip-size-5.1.1.tgz",
+      "integrity": "sha512-FNHi6mmoHvs1mxZAds4PpdCS6QG8B4C1krxJsMutgxl5t3+GlRTzzI3NEkifXx2pVsOvJdOGSmIgDhQ55FwdPA==",
       "dev": true,
       "requires": {
-        "duplexer": "0.1.1",
-        "pify": "3.0.0"
+        "duplexer": "^0.1.1",
+        "pify": "^4.0.1"
       },
       "dependencies": {
         "pify": {
-          "version": "3.0.0",
-          "resolved": "https://registry.npmjs.org/pify/-/pify-3.0.0.tgz",
-          "integrity": "sha1-5aSs0sEB/fPZpNB/DbxNtJ3SgXY=",
+          "version": "4.0.1",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-4.0.1.tgz",
+          "integrity": "sha512-uB80kBFb/tfd68bVleG9T5GGsGPjJrLAUpR5PZIrhBnIaRTQRjqdJSsIKkOP6OAIFbj7GOrcudc5pNjZ+geV2g==",
           "dev": true
         }
       }
@@ -6397,6 +6455,12 @@
         "os-tmpdir": "1.0.2"
       }
     },
+    "hoopy": {
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/hoopy/-/hoopy-0.1.4.tgz",
+      "integrity": "sha512-HRcs+2mr52W0K+x8RzcLzuPPmVIKMSv97RGHy0Ea9y/mpcaK+xTrjICA04KAHi4GRzxliNqNJEFYWHghy3rSfQ==",
+      "dev": true
+    },
     "hosted-git-info": {
       "version": "2.6.0",
       "resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.6.0.tgz",
@@ -9715,9 +9779,9 @@
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-      "version": "1.4.3",
-      "resolved": "https://registry.npmjs.org/opener/-/opener-1.4.3.tgz",
-      "integrity": "sha1-XG2ixdflgx6P+jlklQ+NZnSskLg=",
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/opener/-/opener-1.5.1.tgz",
+      "integrity": "sha512-goYSy5c2UXE4Ra1xixabeVh1guIX/ZV/YokJksb6q2lubWu6UbvPQ20p542/sFIll1nl8JnCyK9oBaOcCWXwvA==",
       "dev": true
     },
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@@ -14225,9 +14289,9 @@
       "dev": true
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-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/tryer/-/tryer-1.0.0.tgz",
-      "integrity": "sha1-Antp+oIyJeVRys4+8DsR9qs3wdc=",
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/tryer/-/tryer-1.0.1.tgz",
+      "integrity": "sha512-c3zayb8/kWWpycWYg87P71E1S1ZL6b6IJxfb5fvsUgsf0S2MVGaDhDXXjDMpdCpfWXqptc+4mXwmiy1ypXqRAA==",
       "dev": true
     },
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@@ -15122,23 +15186,70 @@
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-      "version": "2.11.1",
-      "resolved": "https://registry.npmjs.org/webpack-bundle-analyzer/-/webpack-bundle-analyzer-2.11.1.tgz",
-      "integrity": "sha512-VKUVkVMc6TWVXmF1OxsBXoiRjYiDRA4XT0KqtbLMDK+891VX7FCuklYwzldND8J2upUcHHnuXYNTP+4mSFi4Kg==",
+      "version": "3.3.2",
+      "resolved": "https://registry.npmjs.org/webpack-bundle-analyzer/-/webpack-bundle-analyzer-3.3.2.tgz",
+      "integrity": "sha512-7qvJLPKB4rRWZGjVp5U1KEjwutbDHSKboAl0IfafnrdXMrgC0tOtZbQD6Rw0u4cmpgRN4O02Fc0t8eAT+FgGzA==",
       "dev": true,
       "requires": {
-        "acorn": "5.5.3",
-        "bfj-node4": "5.3.1",
-        "chalk": "2.3.2",
-        "commander": "2.15.1",
-        "ejs": "2.5.7",
-        "express": "4.16.3",
-        "filesize": "3.6.1",
-        "gzip-size": "4.1.0",
-        "lodash": "4.17.5",
-        "mkdirp": "0.5.1",
-        "opener": "1.4.3",
-        "ws": "4.1.0"
+        "acorn": "^6.0.7",
+        "acorn-walk": "^6.1.1",
+        "bfj": "^6.1.1",
+        "chalk": "^2.4.1",
+        "commander": "^2.18.0",
+        "ejs": "^2.6.1",
+        "express": "^4.16.3",
+        "filesize": "^3.6.1",
+        "gzip-size": "^5.0.0",
+        "lodash": "^4.17.10",
+        "mkdirp": "^0.5.1",
+        "opener": "^1.5.1",
+        "ws": "^6.0.0"
+      },
+      "dependencies": {
+        "acorn": {
+          "version": "6.4.1",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
+          "integrity": "sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA==",
+          "dev": true
+        },
+        "chalk": {
+          "version": "2.4.2",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.2.tgz",
+          "integrity": "sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==",
+          "dev": true,
+          "requires": {
+            "ansi-styles": "^3.2.1",
+            "escape-string-regexp": "^1.0.5",
+            "supports-color": "^5.3.0"
+          }
+        },
+        "commander": {
+          "version": "2.20.3",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+          "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
+          "dev": true
+        },
+        "ejs": {
+          "version": "2.7.4",
+          "resolved": "https://registry.npmjs.org/ejs/-/ejs-2.7.4.tgz",
+          "integrity": "sha512-7vmuyh5+kuUyJKePhQfRQBhXV5Ce+RnaeeQArKu1EAMpL3WbgMt5WG6uQZpEVvYSSsxMXRKOewtDk9RaTKXRlA==",
+          "dev": true
+        },
+        "lodash": {
+          "version": "4.17.15",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+          "dev": true
+        },
+        "ws": {
+          "version": "6.2.1",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-6.2.1.tgz",
+          "integrity": "sha512-GIyAXC2cB7LjvpgMt9EKS2ldqr0MTrORaleiOno6TweZ6r3TKtoFQWay/2PceJ3RuBasOHzXNn5Lrw1X0bEjqA==",
+          "dev": true,
+          "requires": {
+            "async-limiter": "~1.0.0"
+          }
+        }
       }
     },
     "webpack-dev-middleware": {
diff --git a/package.json b/package.json
index 059463c..0342401 100644
--- a/package.json
+++ b/package.json
@@ -77,7 +77,7 @@
     "vue-style-loader": "^3.0.1",
     "vue-template-compiler": "^2.5.2",
     "webpack": "^3.6.0",
-    "webpack-bundle-analyzer": "^2.9.0",
+    "webpack-bundle-analyzer": "^3.3.2",
     "webpack-dev-server": "^2.9.1",
     "webpack-merge": "^4.1.0"
   },