diff --git a/package-lock.json b/package-lock.json
index 1d28853af..0e917c148 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -390,9 +390,9 @@
       "dev": true
     },
     "arraybuffer.slice": {
-      "version": "0.0.6",
-      "resolved": "https://registry.npmjs.org/arraybuffer.slice/-/arraybuffer.slice-0.0.6.tgz",
-      "integrity": "sha1-8zshWfBTKj8xB6JywMz70a0peco="
+      "version": "0.0.7",
+      "resolved": "https://registry.npmjs.org/arraybuffer.slice/-/arraybuffer.slice-0.0.7.tgz",
+      "integrity": "sha512-wGUIVQXuehL5TCqQun8OW81jGzAWycqzFF8lFp+GOM5BXLYj3bKNsYC4daB7n6XjCqxQA/qgTJ+8ANR3acjrog=="
     },
     "arrify": {
       "version": "1.0.1",
@@ -611,12 +611,14 @@
     "base64-arraybuffer": {
       "version": "0.1.5",
       "resolved": "https://registry.npmjs.org/base64-arraybuffer/-/base64-arraybuffer-0.1.5.tgz",
-      "integrity": "sha1-c5JncZI7Whl0etZmqlzUv5xunOg="
+      "integrity": "sha1-c5JncZI7Whl0etZmqlzUv5xunOg=",
+      "dev": true
     },
     "base64id": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/base64id/-/base64id-1.0.0.tgz",
-      "integrity": "sha1-R2iMuZu2gE8OBtPnY7HDLlfY5rY="
+      "integrity": "sha1-R2iMuZu2gE8OBtPnY7HDLlfY5rY=",
+      "dev": true
     },
     "bcrypt-pbkdf": {
       "version": "1.0.2",
@@ -641,6 +643,7 @@
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/better-assert/-/better-assert-1.0.2.tgz",
       "integrity": "sha1-QIZrnhueC1W0gYlDEeaPr/rrxSI=",
+      "dev": true,
       "requires": {
         "callsite": "1.0.0"
       }
@@ -686,9 +689,9 @@
       }
     },
     "blob": {
-      "version": "0.0.4",
-      "resolved": "http://registry.npmjs.org/blob/-/blob-0.0.4.tgz",
-      "integrity": "sha1-vPEwUspURj8w+fx+lbmkdjCpSSE="
+      "version": "0.0.5",
+      "resolved": "https://registry.npmjs.org/blob/-/blob-0.0.5.tgz",
+      "integrity": "sha512-gaqbzQPqOoamawKg0LGVd7SzLgXS+JH61oWprSLH+P+abTczqJbhTR8CmJ2u9/bUYNmHTGJx/UEmn6doAvvuig=="
     },
     "block-stream": {
       "version": "0.0.9",
@@ -875,7 +878,8 @@
       "version": "0.0.2",
       "resolved": "https://registry.npmjs.org/buffer-more-ints/-/buffer-more-ints-0.0.2.tgz",
       "integrity": "sha1-JrOIXRD6E9t/wBquOquHAZngEkw=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "buffer-shims": {
       "version": "1.0.0",
@@ -984,7 +988,8 @@
     "callsite": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/callsite/-/callsite-1.0.0.tgz",
-      "integrity": "sha1-KAOY5dZkvXQDi28JBRU+borxvCA="
+      "integrity": "sha1-KAOY5dZkvXQDi28JBRU+borxvCA=",
+      "dev": true
     },
     "camel-case": {
       "version": "3.0.0",
@@ -1410,9 +1415,9 @@
       "integrity": "sha1-AMYIq33Nk4l8AAllGx06jh5zu9E="
     },
     "component-emitter": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.1.2.tgz",
-      "integrity": "sha1-KWWU8nU9qmOZbSrwjRWpURbJrsM="
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.3.0.tgz",
+      "integrity": "sha512-Rd3se6QB+sO1TwqZjscQrurpEPIfO0/yYnSin6Q/rD3mOutHvUrCAhJub3r90uNb+SESBuE0QYoB90YdfatsRg=="
     },
     "component-inherit": {
       "version": "0.0.3",
@@ -2170,120 +2175,108 @@
       }
     },
     "engine.io": {
-      "version": "1.8.5",
-      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-1.8.5.tgz",
-      "integrity": "sha512-j1DWIcktw4hRwrv6nWx++5nFH2X64x16MAG2P0Lmi5Dvdfi3I+Jhc7JKJIdAmDJa+5aZ/imHV7dWRPy2Cqjh3A==",
+      "version": "3.6.1",
+      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-3.6.1.tgz",
+      "integrity": "sha512-dfs8EVg/i7QjFsXxn7cCRQ+Wai1G1TlEvHhdYEi80fxn5R1vZ2K661O6v/rezj1FP234SZ14r9CmJke99iYDGg==",
       "requires": {
-        "accepts": "1.3.3",
-        "base64id": "1.0.0",
-        "cookie": "0.3.1",
-        "debug": "2.3.3",
-        "engine.io-parser": "1.3.2",
-        "ws": "~1.1.5"
+        "accepts": "~1.3.4",
+        "base64id": "2.0.0",
+        "cookie": "~0.4.1",
+        "debug": "~4.1.0",
+        "engine.io-parser": "~2.2.0",
+        "ws": "~7.4.2"
       },
       "dependencies": {
-        "accepts": {
-          "version": "1.3.3",
-          "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.3.tgz",
-          "integrity": "sha1-w8p0NJOGSMPg2cHjKN1otiLChMo=",
-          "requires": {
-            "mime-types": "~2.1.11",
-            "negotiator": "0.6.1"
-          }
+        "base64id": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/base64id/-/base64id-2.0.0.tgz",
+          "integrity": "sha512-lGe34o6EHj9y3Kts9R4ZYs/Gr+6N7MCaMlIFA3F1R2O5/m7K06AxfSeO5530PEERE6/WyEg3lsuyw4GHlPZHog=="
+        },
+        "cookie": {
+          "version": "0.4.2",
+          "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.2.tgz",
+          "integrity": "sha512-aSWTXFzaKWkvHO1Ny/s+ePFpvKsPnjc551iI41v3ny/ow6tBG5Vd+FuqGNhh1LxOmVzOlGUriIlOaokOvhaStA=="
         },
         "debug": {
-          "version": "2.3.3",
-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
-          "integrity": "sha1-QMRT5n5uE8kB3ewxeviYbNqe/4w=",
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
+          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
           "requires": {
-            "ms": "0.7.2"
+            "ms": "^2.1.1"
           }
         },
         "ms": {
-          "version": "0.7.2",
-          "resolved": "http://registry.npmjs.org/ms/-/ms-0.7.2.tgz",
-          "integrity": "sha1-riXPJRKziFodldfwN4aNhDESR2U="
-        },
-        "ultron": {
-          "version": "1.0.2",
-          "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.0.2.tgz",
-          "integrity": "sha1-rOEWq1V80Zc4ak6I9GhTeMiy5Po="
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
         },
         "ws": {
-          "version": "1.1.5",
-          "resolved": "https://registry.npmjs.org/ws/-/ws-1.1.5.tgz",
-          "integrity": "sha512-o3KqipXNUdS7wpQzBHSe180lBGO60SoK0yVo3CYJgb2MkobuWuBX6dhkYP5ORCLd55y+SaflMOV5fqAB53ux4w==",
-          "requires": {
-            "options": ">=0.0.5",
-            "ultron": "1.0.x"
-          }
+          "version": "7.4.6",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+          "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A=="
         }
       }
     },
     "engine.io-client": {
-      "version": "1.8.5",
-      "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-1.8.5.tgz",
-      "integrity": "sha512-AYTgHyeVUPitsseqjoedjhYJapNVoSPShbZ+tEUX9/73jgZ/Z3sUlJf9oYgdEBBdVhupUpUqSxH0kBCXlQnmZg==",
+      "version": "3.5.3",
+      "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-3.5.3.tgz",
+      "integrity": "sha512-qsgyc/CEhJ6cgMUwxRRtOndGVhIu5hpL5tR4umSpmX/MvkFoIxUTM7oFMDQumHNzlNLwSVy6qhstFPoWTf7dOw==",
       "requires": {
-        "component-emitter": "1.2.1",
+        "component-emitter": "~1.3.0",
         "component-inherit": "0.0.3",
-        "debug": "2.3.3",
-        "engine.io-parser": "1.3.2",
+        "debug": "~3.1.0",
+        "engine.io-parser": "~2.2.0",
         "has-cors": "1.1.0",
         "indexof": "0.0.1",
-        "parsejson": "0.0.3",
-        "parseqs": "0.0.5",
-        "parseuri": "0.0.5",
-        "ws": "~1.1.5",
-        "xmlhttprequest-ssl": "1.5.3",
+        "parseqs": "0.0.6",
+        "parseuri": "0.0.6",
+        "ws": "~7.4.2",
+        "xmlhttprequest-ssl": "~1.6.2",
         "yeast": "0.1.2"
       },
       "dependencies": {
-        "component-emitter": {
-          "version": "1.2.1",
-          "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.2.1.tgz",
-          "integrity": "sha1-E3kY1teCg/ffemt8WmPhQOaUJeY="
-        },
         "debug": {
-          "version": "2.3.3",
-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
-          "integrity": "sha1-QMRT5n5uE8kB3ewxeviYbNqe/4w=",
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
           "requires": {
-            "ms": "0.7.2"
+            "ms": "2.0.0"
           }
         },
-        "ms": {
-          "version": "0.7.2",
-          "resolved": "http://registry.npmjs.org/ms/-/ms-0.7.2.tgz",
-          "integrity": "sha1-riXPJRKziFodldfwN4aNhDESR2U="
+        "parseqs": {
+          "version": "0.0.6",
+          "resolved": "https://registry.npmjs.org/parseqs/-/parseqs-0.0.6.tgz",
+          "integrity": "sha512-jeAGzMDbfSHHA091hr0r31eYfTig+29g3GKKE/PPbEQ65X0lmMwlEoqmhzu0iztID5uJpZsFlUPDP8ThPL7M8w=="
         },
-        "ultron": {
-          "version": "1.0.2",
-          "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.0.2.tgz",
-          "integrity": "sha1-rOEWq1V80Zc4ak6I9GhTeMiy5Po="
+        "parseuri": {
+          "version": "0.0.6",
+          "resolved": "https://registry.npmjs.org/parseuri/-/parseuri-0.0.6.tgz",
+          "integrity": "sha512-AUjen8sAkGgao7UyCX6Ahv0gIK2fABKmYjvP4xmy5JaKvcbTRueIqIPHLAfq30xJddqSE033IOMUSOMCcK3Sow=="
         },
         "ws": {
-          "version": "1.1.5",
-          "resolved": "https://registry.npmjs.org/ws/-/ws-1.1.5.tgz",
-          "integrity": "sha512-o3KqipXNUdS7wpQzBHSe180lBGO60SoK0yVo3CYJgb2MkobuWuBX6dhkYP5ORCLd55y+SaflMOV5fqAB53ux4w==",
-          "requires": {
-            "options": ">=0.0.5",
-            "ultron": "1.0.x"
-          }
+          "version": "7.4.6",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+          "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A=="
         }
       }
     },
     "engine.io-parser": {
-      "version": "1.3.2",
-      "resolved": "http://registry.npmjs.org/engine.io-parser/-/engine.io-parser-1.3.2.tgz",
-      "integrity": "sha1-k3sHnwAH0Ik+xW1GyyILjLQ1Igo=",
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/engine.io-parser/-/engine.io-parser-2.2.1.tgz",
+      "integrity": "sha512-x+dN/fBH8Ro8TFwJ+rkB2AmuVw9Yu2mockR/p3W8f8YtExwFgDvBDi0GWyb4ZLkpahtDGZgtr3zLovanJghPqg==",
       "requires": {
         "after": "0.8.2",
-        "arraybuffer.slice": "0.0.6",
-        "base64-arraybuffer": "0.1.5",
-        "blob": "0.0.4",
-        "has-binary": "0.1.7",
-        "wtf-8": "1.0.0"
+        "arraybuffer.slice": "~0.0.7",
+        "base64-arraybuffer": "0.1.4",
+        "blob": "0.0.5",
+        "has-binary2": "~1.0.2"
+      },
+      "dependencies": {
+        "base64-arraybuffer": {
+          "version": "0.1.4",
+          "resolved": "https://registry.npmjs.org/base64-arraybuffer/-/base64-arraybuffer-0.1.4.tgz",
+          "integrity": "sha512-a1eIFi4R9ySrbiMuyTGx5e92uRH5tQY6kArNcFaKBUleIoLjdjBg7Zxm3Mqm3Kmkf27HLR/1fnxX9q8GQ7Iavg=="
+        }
       }
     },
     "ent": {
@@ -2355,6 +2348,7 @@
       "resolved": "http://registry.npmjs.org/es6-promisify/-/es6-promisify-5.0.0.tgz",
       "integrity": "sha1-UQnWLz5W6pZ8S2NQWu8IKRyKUgM=",
       "dev": true,
+      "optional": true,
       "requires": {
         "es6-promise": "^4.0.3"
       },
@@ -2363,7 +2357,8 @@
           "version": "4.2.5",
           "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-4.2.5.tgz",
           "integrity": "sha512-n6wvpdE43VFtJq+lUDYDBFUwV8TZbuGXLV4D6wKafg13ldznKsyEvatubnmUe31zcvelSzOHF+XbaT+Bl9ObDg==",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -3264,7 +3259,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -3285,12 +3281,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -3305,17 +3303,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -3432,7 +3433,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -3444,6 +3446,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -3458,6 +3461,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -3465,12 +3469,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -3489,6 +3495,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -3576,7 +3583,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -3588,6 +3596,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -3673,7 +3682,8 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -3709,6 +3719,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -3728,6 +3739,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -3771,12 +3783,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -5578,26 +5592,10 @@
         "ansi-regex": "^2.0.0"
       }
     },
-    "has-binary": {
-      "version": "0.1.7",
-      "resolved": "https://registry.npmjs.org/has-binary/-/has-binary-0.1.7.tgz",
-      "integrity": "sha1-aOYesWIQyVRaClzOBqhzkS/h5ow=",
-      "requires": {
-        "isarray": "0.0.1"
-      },
-      "dependencies": {
-        "isarray": {
-          "version": "0.0.1",
-          "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
-          "integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8="
-        }
-      }
-    },
     "has-binary2": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/has-binary2/-/has-binary2-1.0.3.tgz",
       "integrity": "sha512-G1LWKhDSvhGeAQ8mPVQlqNcOB2sJdwATtZKl2pDKKHfpf/rYj24lkinxf69blJbnsvtqqNU+L3SL50vzZhXOnw==",
-      "dev": true,
       "requires": {
         "isarray": "2.0.1"
       },
@@ -5605,8 +5603,7 @@
         "isarray": {
           "version": "2.0.1",
           "resolved": "https://registry.npmjs.org/isarray/-/isarray-2.0.1.tgz",
-          "integrity": "sha1-o32U7ZzaLVmGXJ92/llu4fM4dB4=",
-          "dev": true
+          "integrity": "sha1-o32U7ZzaLVmGXJ92/llu4fM4dB4="
         }
       }
     },
@@ -5868,6 +5865,7 @@
       "resolved": "https://registry.npmjs.org/httpntlm/-/httpntlm-1.6.1.tgz",
       "integrity": "sha1-rQFScUOi6Hc8+uapb1hla7UqNLI=",
       "dev": true,
+      "optional": true,
       "requires": {
         "httpreq": ">=0.4.22",
         "underscore": "~1.7.0"
@@ -5877,7 +5875,8 @@
           "version": "1.7.0",
           "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.7.0.tgz",
           "integrity": "sha1-a7rwh3UA02vjTsqlhODbn+8DUgk=",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -5885,7 +5884,8 @@
       "version": "0.4.24",
       "resolved": "https://registry.npmjs.org/httpreq/-/httpreq-0.4.24.tgz",
       "integrity": "sha1-QzX/2CzZaWaKOUZckprGHWOTYn8=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "https-proxy-agent": {
       "version": "1.0.0",
@@ -6097,7 +6097,8 @@
       "version": "1.1.5",
       "resolved": "https://registry.npmjs.org/ip/-/ip-1.1.5.tgz",
       "integrity": "sha1-vd7XARQpCCjAoDnnLvJfWq7ENUo=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "ip-regex": {
       "version": "1.0.3",
@@ -6744,11 +6745,6 @@
       "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz",
       "integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus="
     },
-    "json3": {
-      "version": "3.3.2",
-      "resolved": "https://registry.npmjs.org/json3/-/json3-3.3.2.tgz",
-      "integrity": "sha1-PAQ0dD35Pi9cQq7nsZvLSDV19OE="
-    },
     "jsonfile": {
       "version": "2.4.0",
       "resolved": "http://registry.npmjs.org/jsonfile/-/jsonfile-2.4.0.tgz",
@@ -7689,13 +7685,15 @@
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/libbase64/-/libbase64-0.1.0.tgz",
       "integrity": "sha1-YjUag5VjrF/1vSbxL2Dpgwu3UeY=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "libmime": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/libmime/-/libmime-3.0.0.tgz",
       "integrity": "sha1-UaGp50SOy9Ms2lRCFnW7IbwJPaY=",
       "dev": true,
+      "optional": true,
       "requires": {
         "iconv-lite": "0.4.15",
         "libbase64": "0.1.0",
@@ -7706,7 +7704,8 @@
           "version": "0.4.15",
           "resolved": "http://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.15.tgz",
           "integrity": "sha1-/iZaIYrGpXz+hUkn6dBMGYJe3es=",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -7714,7 +7713,8 @@
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/libqp/-/libqp-1.1.0.tgz",
       "integrity": "sha1-9ebgatdLeU+1tbZpiL9yjvHe2+g=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "liftoff": {
       "version": "2.5.0",
@@ -8932,13 +8932,15 @@
       "version": "1.6.0",
       "resolved": "https://registry.npmjs.org/nodemailer-fetch/-/nodemailer-fetch-1.6.0.tgz",
       "integrity": "sha1-ecSQihwPXzdbc/6IjamCj23JY6Q=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "nodemailer-shared": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/nodemailer-shared/-/nodemailer-shared-1.1.0.tgz",
       "integrity": "sha1-z1mU4v0mjQD1zw+nZ6CBae2wfsA=",
       "dev": true,
+      "optional": true,
       "requires": {
         "nodemailer-fetch": "1.6.0"
       }
@@ -8971,7 +8973,8 @@
       "version": "0.1.10",
       "resolved": "https://registry.npmjs.org/nodemailer-wellknown/-/nodemailer-wellknown-0.1.10.tgz",
       "integrity": "sha1-WG24EB2zDLRDjrVGc3pBqtDPE9U=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "nopt": {
       "version": "3.0.6",
@@ -9055,7 +9058,8 @@
     "object-component": {
       "version": "0.0.3",
       "resolved": "https://registry.npmjs.org/object-component/-/object-component-0.0.3.tgz",
-      "integrity": "sha1-8MaapQ78lbhmwYb0AKM3acsvEpE="
+      "integrity": "sha1-8MaapQ78lbhmwYb0AKM3acsvEpE=",
+      "dev": true
     },
     "object-copy": {
       "version": "0.1.0",
@@ -9255,11 +9259,6 @@
         }
       }
     },
-    "options": {
-      "version": "0.0.6",
-      "resolved": "https://registry.npmjs.org/options/-/options-0.0.6.tgz",
-      "integrity": "sha1-7CLTEoBrtT5zF3Pnza788cZDEo8="
-    },
     "orchestrator": {
       "version": "0.3.8",
       "resolved": "https://registry.npmjs.org/orchestrator/-/orchestrator-0.3.8.tgz",
@@ -9381,6 +9380,7 @@
           "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.2.1.tgz",
           "integrity": "sha512-JVwXMr9nHYTUXsBFKUqhJwvlcYU/blreOEUkhNR2eXZIvwd+c+o5V4MgDPKWnMS/56awN3TRzIP+KoPn+roQtg==",
           "dev": true,
+          "optional": true,
           "requires": {
             "es6-promisify": "^5.0.0"
           }
@@ -9390,6 +9390,7 @@
           "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.6.tgz",
           "integrity": "sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==",
           "dev": true,
+          "optional": true,
           "requires": {
             "ms": "^2.1.1"
           }
@@ -9439,7 +9440,8 @@
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
           "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -9542,18 +9544,11 @@
       "integrity": "sha1-bVuTSkVpk7I9N/QKOC1vFmao5cY=",
       "dev": true
     },
-    "parsejson": {
-      "version": "0.0.3",
-      "resolved": "https://registry.npmjs.org/parsejson/-/parsejson-0.0.3.tgz",
-      "integrity": "sha1-q343WfIJ7OmUN5c/fQ8fZK4OZKs=",
-      "requires": {
-        "better-assert": "~1.0.0"
-      }
-    },
     "parseqs": {
       "version": "0.0.5",
       "resolved": "https://registry.npmjs.org/parseqs/-/parseqs-0.0.5.tgz",
       "integrity": "sha1-1SCKNzjkZ2bikbouoXNoSSGouJ0=",
+      "dev": true,
       "requires": {
         "better-assert": "~1.0.0"
       }
@@ -9562,6 +9557,7 @@
       "version": "0.0.5",
       "resolved": "https://registry.npmjs.org/parseuri/-/parseuri-0.0.5.tgz",
       "integrity": "sha1-gCBKUNTbt3m/3G6+J3jZDkvOMgo=",
+      "dev": true,
       "requires": {
         "better-assert": "~1.0.0"
       }
@@ -10172,6 +10168,7 @@
           "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.2.1.tgz",
           "integrity": "sha512-JVwXMr9nHYTUXsBFKUqhJwvlcYU/blreOEUkhNR2eXZIvwd+c+o5V4MgDPKWnMS/56awN3TRzIP+KoPn+roQtg==",
           "dev": true,
+          "optional": true,
           "requires": {
             "es6-promisify": "^5.0.0"
           }
@@ -10181,6 +10178,7 @@
           "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.6.tgz",
           "integrity": "sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==",
           "dev": true,
+          "optional": true,
           "requires": {
             "ms": "^2.1.1"
           }
@@ -10230,7 +10228,8 @@
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
           "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -11410,13 +11409,15 @@
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/smart-buffer/-/smart-buffer-4.0.1.tgz",
       "integrity": "sha512-RFqinRVJVcCAL9Uh1oVqE6FZkqsyLiVOYEZ20TqIOjuX7iFVJ+zsbs4RIghnw/pTs7mZvt8ZHhvm1ZUrR4fykg==",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "smtp-connection": {
       "version": "2.12.0",
       "resolved": "https://registry.npmjs.org/smtp-connection/-/smtp-connection-2.12.0.tgz",
       "integrity": "sha1-1275EnyyPCJZ7bHoNJwujV4tdME=",
       "dev": true,
+      "optional": true,
       "requires": {
         "httpntlm": "1.6.1",
         "nodemailer-shared": "1.1.0"
@@ -11551,129 +11552,123 @@
       }
     },
     "socket.io": {
-      "version": "1.7.4",
-      "resolved": "https://registry.npmjs.org/socket.io/-/socket.io-1.7.4.tgz",
-      "integrity": "sha1-L37O3DORvy1cc+KR/iM+bjTU3QA=",
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/socket.io/-/socket.io-2.5.0.tgz",
+      "integrity": "sha512-gGunfS0od3VpwDBpGwVkzSZx6Aqo9uOcf1afJj2cKnKFAoyl16fvhpsUhmUFd4Ldbvl5JvRQed6eQw6oQp6n8w==",
       "requires": {
-        "debug": "2.3.3",
-        "engine.io": "~1.8.4",
-        "has-binary": "0.1.7",
-        "object-assign": "4.1.0",
-        "socket.io-adapter": "0.5.0",
-        "socket.io-client": "1.7.4",
-        "socket.io-parser": "2.3.1"
+        "debug": "~4.1.0",
+        "engine.io": "~3.6.0",
+        "has-binary2": "~1.0.2",
+        "socket.io-adapter": "~1.1.0",
+        "socket.io-client": "2.5.0",
+        "socket.io-parser": "~3.4.0"
       },
       "dependencies": {
         "debug": {
-          "version": "2.3.3",
-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
-          "integrity": "sha1-QMRT5n5uE8kB3ewxeviYbNqe/4w=",
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
+          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
           "requires": {
-            "ms": "0.7.2"
+            "ms": "^2.1.1"
           }
         },
         "ms": {
-          "version": "0.7.2",
-          "resolved": "http://registry.npmjs.org/ms/-/ms-0.7.2.tgz",
-          "integrity": "sha1-riXPJRKziFodldfwN4aNhDESR2U="
-        },
-        "object-assign": {
-          "version": "4.1.0",
-          "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.0.tgz",
-          "integrity": "sha1-ejs9DpgGPUP0wD8uiubNUahog6A="
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
         }
       }
     },
     "socket.io-adapter": {
-      "version": "0.5.0",
-      "resolved": "https://registry.npmjs.org/socket.io-adapter/-/socket.io-adapter-0.5.0.tgz",
-      "integrity": "sha1-y21LuL7IHhB4uZZ3+c7QBGBmu4s=",
-      "requires": {
-        "debug": "2.3.3",
-        "socket.io-parser": "2.3.1"
-      },
-      "dependencies": {
-        "debug": {
-          "version": "2.3.3",
-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
-          "integrity": "sha1-QMRT5n5uE8kB3ewxeviYbNqe/4w=",
-          "requires": {
-            "ms": "0.7.2"
-          }
-        },
-        "ms": {
-          "version": "0.7.2",
-          "resolved": "http://registry.npmjs.org/ms/-/ms-0.7.2.tgz",
-          "integrity": "sha1-riXPJRKziFodldfwN4aNhDESR2U="
-        }
-      }
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/socket.io-adapter/-/socket.io-adapter-1.1.2.tgz",
+      "integrity": "sha512-WzZRUj1kUjrTIrUKpZLEzFZ1OLj5FwLlAFQs9kuZJzJi5DKdU7FsWc36SNmA8iDOtwBQyT8FkrriRM8vXLYz8g=="
     },
     "socket.io-client": {
-      "version": "1.7.4",
-      "resolved": "https://registry.npmjs.org/socket.io-client/-/socket.io-client-1.7.4.tgz",
-      "integrity": "sha1-7J+CA1btme9tNX8HVtZIcXvdQoE=",
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/socket.io-client/-/socket.io-client-2.5.0.tgz",
+      "integrity": "sha512-lOO9clmdgssDykiOmVQQitwBAF3I6mYcQAo7hQ7AM6Ny5X7fp8hIJ3HcQs3Rjz4SoggoxA1OgrQyY8EgTbcPYw==",
       "requires": {
         "backo2": "1.0.2",
         "component-bind": "1.0.0",
-        "component-emitter": "1.2.1",
-        "debug": "2.3.3",
-        "engine.io-client": "~1.8.4",
-        "has-binary": "0.1.7",
+        "component-emitter": "~1.3.0",
+        "debug": "~3.1.0",
+        "engine.io-client": "~3.5.0",
+        "has-binary2": "~1.0.2",
         "indexof": "0.0.1",
-        "object-component": "0.0.3",
-        "parseuri": "0.0.5",
-        "socket.io-parser": "2.3.1",
+        "parseqs": "0.0.6",
+        "parseuri": "0.0.6",
+        "socket.io-parser": "~3.3.0",
         "to-array": "0.1.4"
       },
       "dependencies": {
-        "component-emitter": {
-          "version": "1.2.1",
-          "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.2.1.tgz",
-          "integrity": "sha1-E3kY1teCg/ffemt8WmPhQOaUJeY="
-        },
         "debug": {
-          "version": "2.3.3",
-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.3.3.tgz",
-          "integrity": "sha1-QMRT5n5uE8kB3ewxeviYbNqe/4w=",
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
           "requires": {
-            "ms": "0.7.2"
+            "ms": "2.0.0"
           }
         },
-        "ms": {
-          "version": "0.7.2",
-          "resolved": "http://registry.npmjs.org/ms/-/ms-0.7.2.tgz",
-          "integrity": "sha1-riXPJRKziFodldfwN4aNhDESR2U="
+        "isarray": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/isarray/-/isarray-2.0.1.tgz",
+          "integrity": "sha512-c2cu3UxbI+b6kR3fy0nRnAhodsvR9dx7U5+znCOzdj6IfP3upFURTr0Xl5BlQZNKZjEtxrmVyfSdeE3O57smoQ=="
+        },
+        "parseqs": {
+          "version": "0.0.6",
+          "resolved": "https://registry.npmjs.org/parseqs/-/parseqs-0.0.6.tgz",
+          "integrity": "sha512-jeAGzMDbfSHHA091hr0r31eYfTig+29g3GKKE/PPbEQ65X0lmMwlEoqmhzu0iztID5uJpZsFlUPDP8ThPL7M8w=="
+        },
+        "parseuri": {
+          "version": "0.0.6",
+          "resolved": "https://registry.npmjs.org/parseuri/-/parseuri-0.0.6.tgz",
+          "integrity": "sha512-AUjen8sAkGgao7UyCX6Ahv0gIK2fABKmYjvP4xmy5JaKvcbTRueIqIPHLAfq30xJddqSE033IOMUSOMCcK3Sow=="
+        },
+        "socket.io-parser": {
+          "version": "3.3.3",
+          "resolved": "https://registry.npmjs.org/socket.io-parser/-/socket.io-parser-3.3.3.tgz",
+          "integrity": "sha512-qOg87q1PMWWTeO01768Yh9ogn7chB9zkKtQnya41Y355S0UmpXgpcrFwAgjYJxu9BdKug5r5e9YtVSeWhKBUZg==",
+          "requires": {
+            "component-emitter": "~1.3.0",
+            "debug": "~3.1.0",
+            "isarray": "2.0.1"
+          }
         }
       }
     },
     "socket.io-parser": {
-      "version": "2.3.1",
-      "resolved": "http://registry.npmjs.org/socket.io-parser/-/socket.io-parser-2.3.1.tgz",
-      "integrity": "sha1-3VMgJRA85Clpcya+/WQAX8/ltKA=",
+      "version": "3.4.2",
+      "resolved": "https://registry.npmjs.org/socket.io-parser/-/socket.io-parser-3.4.2.tgz",
+      "integrity": "sha512-QFZBaZDNqZXeemwejc7D39jrq2eGK/qZuVDiMPKzZK1hLlNvjGilGt4ckfQZeVX4dGmuPzCytN9ZW1nQlEWjgA==",
       "requires": {
-        "component-emitter": "1.1.2",
-        "debug": "2.2.0",
-        "isarray": "0.0.1",
-        "json3": "3.3.2"
+        "component-emitter": "1.2.1",
+        "debug": "~4.1.0",
+        "isarray": "2.0.1"
       },
       "dependencies": {
+        "component-emitter": {
+          "version": "1.2.1",
+          "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.2.1.tgz",
+          "integrity": "sha512-jPatnhd33viNplKjqXKRkGU345p263OIWzDL2wH3LGIGp5Kojo+uXizHmOADRvhGFFTnJqX3jBAKP6vvmSDKcA=="
+        },
         "debug": {
-          "version": "2.2.0",
-          "resolved": "http://registry.npmjs.org/debug/-/debug-2.2.0.tgz",
-          "integrity": "sha1-+HBX6ZWxofauaklgZkE3vFbwOdo=",
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
+          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
           "requires": {
-            "ms": "0.7.1"
+            "ms": "^2.1.1"
           }
         },
         "isarray": {
-          "version": "0.0.1",
-          "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
-          "integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8="
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/isarray/-/isarray-2.0.1.tgz",
+          "integrity": "sha512-c2cu3UxbI+b6kR3fy0nRnAhodsvR9dx7U5+znCOzdj6IfP3upFURTr0Xl5BlQZNKZjEtxrmVyfSdeE3O57smoQ=="
         },
         "ms": {
-          "version": "0.7.1",
-          "resolved": "http://registry.npmjs.org/ms/-/ms-0.7.1.tgz",
-          "integrity": "sha1-nNE8A62/8ltl7/3nzoZO6VIBcJg="
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
         }
       }
     },
@@ -11682,6 +11677,7 @@
       "resolved": "https://registry.npmjs.org/socks/-/socks-2.2.2.tgz",
       "integrity": "sha512-g6wjBnnMOZpE0ym6e0uHSddz9p3a+WsBaaYQaBaSCJYvrC4IXykQR9MNGjLQf38e9iIIhp3b1/Zk8YZI3KGJ0Q==",
       "dev": true,
+      "optional": true,
       "requires": {
         "ip": "^1.1.5",
         "smart-buffer": "^4.0.1"
@@ -11692,6 +11688,7 @@
       "resolved": "https://registry.npmjs.org/socks-proxy-agent/-/socks-proxy-agent-4.0.1.tgz",
       "integrity": "sha512-Kezx6/VBguXOsEe5oU3lXYyKMi4+gva72TwJ7pQY5JfqUx2nMk7NXA6z/mpNqIlfQjWYVfeuNvQjexiTaTn6Nw==",
       "dev": true,
+      "optional": true,
       "requires": {
         "agent-base": "~4.2.0",
         "socks": "~2.2.0"
@@ -11702,6 +11699,7 @@
           "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.2.1.tgz",
           "integrity": "sha512-JVwXMr9nHYTUXsBFKUqhJwvlcYU/blreOEUkhNR2eXZIvwd+c+o5V4MgDPKWnMS/56awN3TRzIP+KoPn+roQtg==",
           "dev": true,
+          "optional": true,
           "requires": {
             "es6-promisify": "^5.0.0"
           }
@@ -13621,11 +13619,6 @@
         "ultron": "~1.1.0"
       }
     },
-    "wtf-8": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/wtf-8/-/wtf-8-1.0.0.tgz",
-      "integrity": "sha1-OS2LotDxw00e4tYw8V0O+2jhBIo="
-    },
     "xdg-basedir": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/xdg-basedir/-/xdg-basedir-2.0.0.tgz",
@@ -13650,9 +13643,9 @@
       "integrity": "sha1-Ey7mPS7FVlxVfiD0wi35rKaGsQ0="
     },
     "xmlhttprequest-ssl": {
-      "version": "1.5.3",
-      "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.3.tgz",
-      "integrity": "sha1-GFqIjATspGw+QHDZn3tJ3jUomS0="
+      "version": "1.6.3",
+      "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.6.3.tgz",
+      "integrity": "sha512-3XfeQE/wNkvrIktn2Kf0869fC0BN6UpydVasGIeSm2B1Llihf7/0UfZM+eCkOw3P7bP4+qPgqhm7ZoxuJtFU0Q=="
     },
     "xregexp": {
       "version": "2.0.0",
diff --git a/package.json b/package.json
index 4e48aee54..449e53beb 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "request": "^2.69.0",
     "serve-favicon": "^2.3.0",
     "sift": "^3.2.1",
-    "socket.io": "^1.4.5",
+    "socket.io": "^2.5.0",
     "underscore": "^1.8.3",
     "which": "^1.2.4",
     "winston": "^2.2.0",