diff --git a/package-lock.json b/package-lock.json
index d2530ba..c7f50a3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21,7 +21,7 @@
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       "resolved": "https://registry.npmjs.org/after/-/after-0.8.2.tgz",
-      "integrity": "sha1-/ts5T58OAqqXaOcCvaI7UF+ufh8="
+      "integrity": "sha512-QbJ0NTQ/I9DI3uSJA4cbexiwQeRAfjPScqIbSjUDd9TOrcg6pTkdgziesOqxBMBzit8vFCTwrP27t13vFOORRA=="
     },
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@@ -73,9 +73,9 @@
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-      "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=="
     },
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@@ -91,7 +91,7 @@
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       "resolved": "https://registry.npmjs.org/backo2/-/backo2-1.0.2.tgz",
-      "integrity": "sha1-MasayLEpNjRj41s+u2n038+6eUc="
+      "integrity": "sha512-zj6Z6M7Eq+PBZ7PQxl5NT665MvJdAkzp0f60nAJ+sLaSCBPMwVak5ZegFbgVCzFcCJTKFoMizvM5Ld7+JrRJHA=="
     },
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@@ -100,28 +100,20 @@
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-      "resolved": "https://registry.npmjs.org/base64-arraybuffer/-/base64-arraybuffer-0.1.5.tgz",
-      "integrity": "sha1-c5JncZI7Whl0etZmqlzUv5xunOg="
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/base64-arraybuffer/-/base64-arraybuffer-0.1.4.tgz",
+      "integrity": "sha512-a1eIFi4R9ySrbiMuyTGx5e92uRH5tQY6kArNcFaKBUleIoLjdjBg7Zxm3Mqm3Kmkf27HLR/1fnxX9q8GQ7Iavg=="
     },
     "base64id": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/base64id/-/base64id-1.0.0.tgz",
-      "integrity": "sha1-R2iMuZu2gE8OBtPnY7HDLlfY5rY="
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/base64id/-/base64id-2.0.0.tgz",
+      "integrity": "sha512-lGe34o6EHj9y3Kts9R4ZYs/Gr+6N7MCaMlIFA3F1R2O5/m7K06AxfSeO5530PEERE6/WyEg3lsuyw4GHlPZHog=="
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     "basic-auth": {
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       "resolved": "https://registry.npmjs.org/basic-auth/-/basic-auth-1.1.0.tgz",
       "integrity": "sha1-RSIe5Cn37h5QNb4/UVM/HN/SmIQ="
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-    "better-assert": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/better-assert/-/better-assert-1.0.2.tgz",
-      "integrity": "sha1-QIZrnhueC1W0gYlDEeaPr/rrxSI=",
-      "requires": {
-        "callsite": "1.0.0"
-      }
-    },
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       "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-1.10.0.tgz",
@@ -129,9 +121,9 @@
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-      "resolved": "https://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=="
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@@ -188,11 +180,6 @@
       "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.0.0.tgz",
       "integrity": "sha1-0ygVQE1olpn4Wk6k+odV3ROpYEg="
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-    "callsite": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/callsite/-/callsite-1.0.0.tgz",
-      "integrity": "sha1-KAOY5dZkvXQDi28JBRU+borxvCA="
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       "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-2.1.1.tgz",
@@ -256,17 +243,17 @@
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       "resolved": "https://registry.npmjs.org/component-bind/-/component-bind-1.0.0.tgz",
-      "integrity": "sha1-AMYIq33Nk4l8AAllGx06jh5zu9E="
+      "integrity": "sha512-WZveuKPeKAG9qY+FkYDeADzdHyTYdIboXS59ixDeRJL5ZhxpqUnxSOwop4FQjMsiYm3/Or8cegVbpAHNA7pHxw=="
     },
     "component-emitter": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.2.1.tgz",
-      "integrity": "sha1-E3kY1teCg/ffemt8WmPhQOaUJeY="
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.3.0.tgz",
+      "integrity": "sha512-Rd3se6QB+sO1TwqZjscQrurpEPIfO0/yYnSin6Q/rD3mOutHvUrCAhJub3r90uNb+SESBuE0QYoB90YdfatsRg=="
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     "component-inherit": {
       "version": "0.0.3",
       "resolved": "https://registry.npmjs.org/component-inherit/-/component-inherit-0.0.3.tgz",
-      "integrity": "sha1-ZF/ErfWLcrZJ1crmUTVhnbJv8UM="
+      "integrity": "sha512-w+LhYREhatpVqTESyGFg3NlP6Iu0kEKUHETY9GoZP/pQyW4mHFZuFWRUCIqVPZ36ueVLtoOEZaAqbCF2RDndaA=="
     },
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@@ -334,59 +321,76 @@
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     },
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-      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-3.1.1.tgz",
-      "integrity": "sha1-CAUf+5UZB6MmfnLgvLPQ83fkZgs=",
-      "requires": {
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-        "base64id": "1.0.0",
-        "cookie": "0.3.1",
-        "debug": "2.6.8",
-        "engine.io-parser": "2.1.1",
-        "uws": "0.14.5",
-        "ws": "2.3.1"
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-3.6.0.tgz",
+      "integrity": "sha512-Kc8fo5bbg8F4a2f3HPHTEpGyq/IRIQpyeHu3H1ThR14XDD7VrLcsGBo16HUpahgp8YkHJDaU5gNxJZbuGcuueg==",
+      "requires": {
+        "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"
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-          "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.3.tgz",
-          "integrity": "sha1-w8p0NJOGSMPg2cHjKN1otiLChMo=",
+        "cookie": {
+          "version": "0.4.2",
+          "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.2.tgz",
+          "integrity": "sha512-aSWTXFzaKWkvHO1Ny/s+ePFpvKsPnjc551iI41v3ny/ow6tBG5Vd+FuqGNhh1LxOmVzOlGUriIlOaokOvhaStA=="
+        },
+        "debug": {
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+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
+          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
           "requires": {
-            "mime-types": "2.1.17",
-            "negotiator": "0.6.1"
+            "ms": "^2.1.1"
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+        },
+        "ms": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
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-      "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-3.1.1.tgz",
-      "integrity": "sha1-QVqYUrrbFPoAj6PvHjFgjbZ2EyU=",
+      "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": "2.6.8",
-        "engine.io-parser": "2.1.1",
+        "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": "2.3.1",
-        "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": {
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+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+          "requires": {
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+          }
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-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/engine.io-parser/-/engine.io-parser-2.1.1.tgz",
-      "integrity": "sha1-4Ps/DgRi9/WLt3waUun1p+JuRmg=",
+      "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": {
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-        "base64-arraybuffer": "0.1.5",
-        "blob": "0.0.4",
-        "has-binary2": "1.0.2"
+        "arraybuffer.slice": "~0.0.7",
+        "base64-arraybuffer": "0.1.4",
+        "blob": "0.0.5",
+        "has-binary2": "~1.0.2"
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     "escape-html": {
@@ -555,7 +559,8 @@
         },
         "ansi-regex": {
           "version": "2.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -598,7 +603,8 @@
         },
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           "version": "0.4.2",
-          "bundled": true
+          "bundled": true,
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           "version": "1.0.1",
@@ -611,6 +617,7 @@
         "block-stream": {
           "version": "0.0.9",
           "bundled": true,
+          "optional": true,
           "requires": {
             "inherits": "2.0.3"
           }
@@ -618,6 +625,7 @@
         "boom": {
           "version": "2.10.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "hoek": "2.16.3"
           }
@@ -625,6 +633,7 @@
         "brace-expansion": {
           "version": "1.1.7",
           "bundled": true,
+          "optional": true,
           "requires": {
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             "concat-map": "0.0.1"
@@ -632,7 +641,8 @@
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           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
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@@ -646,26 +656,31 @@
         },
         "code-point-at": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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           "version": "1.0.5",
           "bundled": true,
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           "requires": {
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         "concat-map": {
           "version": "0.0.1",
-          "bundled": true
+          "bundled": true,
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-          "bundled": true
+          "bundled": true,
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@@ -705,7 +720,8 @@
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+          "bundled": true,
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@@ -727,7 +743,8 @@
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@@ -746,11 +763,13 @@
         },
         "fs.realpath": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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         "fstream": {
           "version": "1.0.11",
           "bundled": true,
+          "optional": true,
           "requires": {
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             "inherits": "2.0.3",
@@ -801,6 +820,7 @@
         "glob": {
           "version": "7.1.2",
           "bundled": true,
+          "optional": true,
           "requires": {
             "fs.realpath": "1.0.0",
             "inflight": "1.0.6",
@@ -812,7 +832,8 @@
         },
         "graceful-fs": {
           "version": "4.1.11",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -846,7 +867,8 @@
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         "hoek": {
           "version": "2.16.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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           "version": "1.1.1",
@@ -861,6 +883,7 @@
         "inflight": {
           "version": "1.0.6",
           "bundled": true,
+          "optional": true,
           "requires": {
             "once": "1.4.0",
             "wrappy": "1.0.2"
@@ -868,7 +891,8 @@
         },
         "inherits": {
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-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -878,6 +902,7 @@
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "bundled": true,
+          "optional": true,
           "requires": {
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           }
@@ -889,7 +914,8 @@
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+          "bundled": true,
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@@ -952,11 +978,13 @@
         },
         "mime-db": {
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-          "bundled": true
+          "bundled": true,
+          "optional": true
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           "version": "2.1.15",
           "bundled": true,
+          "optional": true,
           "requires": {
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           }
@@ -964,17 +992,20 @@
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "1.1.7"
           }
         },
         "minimist": {
           "version": "0.0.8",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
+          "optional": true,
           "requires": {
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@@ -1022,7 +1053,8 @@
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+          "bundled": true,
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@@ -1037,6 +1069,7 @@
         "once": {
           "version": "1.4.0",
           "bundled": true,
+          "optional": true,
           "requires": {
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@@ -1062,7 +1095,8 @@
         },
         "path-is-absolute": {
           "version": "1.0.1",
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@@ -1071,7 +1105,8 @@
         },
         "process-nextick-args": {
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@@ -1104,6 +1139,7 @@
         "readable-stream": {
           "version": "2.2.9",
           "bundled": true,
+          "optional": true,
           "requires": {
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             "core-util-is": "1.0.2",
@@ -1146,13 +1182,15 @@
         "rimraf": {
           "version": "2.6.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "glob": "7.1.2"
           }
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         "safe-buffer": {
           "version": "5.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -1203,6 +1241,7 @@
         "string-width": {
           "version": "1.0.2",
           "bundled": true,
+          "optional": true,
           "requires": {
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@@ -1212,6 +1251,7 @@
         "string_decoder": {
           "version": "1.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "5.0.1"
           }
@@ -1224,6 +1264,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "2.1.1"
           }
@@ -1236,6 +1277,7 @@
         "tar": {
           "version": "2.2.1",
           "bundled": true,
+          "optional": true,
           "requires": {
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             "fstream": "1.0.11",
@@ -1285,7 +1327,8 @@
         },
         "util-deprecate": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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         "uuid": {
           "version": "3.0.1",
@@ -1310,7 +1353,8 @@
         },
         "wrappy": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -1328,6 +1372,7 @@
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       "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-2.0.0.tgz",
       "integrity": "sha1-gTg9ctsFT8zPUzbaqQLxgvbtuyg=",
+      "optional": true,
       "requires": {
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@@ -1347,9 +1392,9 @@
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-      "resolved": "https://registry.npmjs.org/has-binary2/-/has-binary2-1.0.2.tgz",
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-        "parseqs": "0.0.5",
-        "parseuri": "0.0.5",
-        "socket.io-parser": "3.1.2",
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           "resolved": "https://registry.npmjs.org/isarray/-/isarray-2.0.1.tgz",
-          "integrity": "sha1-o32U7ZzaLVmGXJ92/llu4fM4dB4="
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@@ -2103,7 +2188,7 @@
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-      "integrity": "sha1-F+bBH3PdTz10zaek/zI46a2b+JA="
+      "integrity": "sha512-LhVdShQD/4Mk4zXNroIQZJC+Ap3zgLcDuwEdcmLv9CCO73NWockQDwyUnW/m8VX/EElfL6FcYx7EeutN4HJA6A=="
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@@ -2114,11 +2199,6 @@
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-      "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.1.0.tgz",
-      "integrity": "sha1-sHoualQagV/Go0zNRTO67DB8qGQ="
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       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
@@ -2135,12 +2215,6 @@
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-    "uws": {
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-      "resolved": "https://registry.npmjs.org/uws/-/uws-0.14.5.tgz",
-      "integrity": "sha1-Z6rzPEaypYel9mZtAPdpEyjxSdw=",
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@@ -2195,25 +2269,14 @@
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-      "integrity": "sha1-a5Sz5EfLajY/eF6vlK9jWejoHIA=",
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-          "integrity": "sha1-0mPKVGls2KMGtcplUekt5XkY++c="
-        }
-      }
+      "version": "7.4.6",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
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-      "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=="
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@@ -2242,7 +2305,7 @@
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       "resolved": "https://registry.npmjs.org/yeast/-/yeast-0.1.2.tgz",
-      "integrity": "sha1-AI4G2AlDIMNy28L47XagymyKxBk="
+      "integrity": "sha512-8HFIh676uyGYP6wP13R/j6OJ/1HwJ46snpvzE7aHAN3Ryqh2yX6Xox2B4CUmTwwOIzlG3Bs7ocsP5dZH/R1Qbg=="
     }
   }
 }
diff --git a/package.json b/package.json
index b6ff5dd..e927307 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "morgan": "^1.8.2",
     "nunjucks": "^3.0.1",
     "pg": "^7.3.0",
-    "socket.io": "^2.0.3",
+    "socket.io": "^2.5.0",
     "volleyball": "^1.4.1"
   }
 }