diff --git a/.snyk b/.snyk
index 04cf470d..25ac42d1 100644
--- a/.snyk
+++ b/.snyk
@@ -5,14 +5,14 @@ ignore:
   'npm:marked:20170112':
     - simplemde > marked:
         reason: None given
-        expires: '2017-06-15T01:17:20.759Z'
+        expires: '2017-06-18T00:34:26.984Z'
     - fuse-box > marked:
         reason: None given
         expires: '2017-06-08T23:50:56.093Z'
   'npm:shelljs:20140723':
     - pm2 > shelljs:
         reason: None given
-        expires: '2017-06-15T01:17:20.763Z'
+        expires: '2017-06-18T00:34:26.985Z'
   'npm:qs:20170213':
     - chokidar > fsevents > node-pre-gyp > request > qs:
         reason: None given
@@ -24,30 +24,57 @@ ignore:
     - serve-favicon > ms:
         reason: None given
         expires: '2017-06-15T01:17:20.759Z'
+      mongoose > ms:
+        reason: None given
+        expires: '2017-06-18T00:34:26.984Z'
     - express-session > debug > ms:
         reason: None given
         expires: '2017-06-15T01:17:20.759Z'
+      express-brute-mongoose > mongoose > ms:
+        reason: None given
+        expires: '2017-06-18T00:34:26.984Z'
     - follow-redirects > debug > ms:
         reason: None given
         expires: '2017-06-15T01:17:20.759Z'
+      socket.io > socket.io-adapter > debug > ms:
+        reason: None given
+        expires: '2017-06-18T00:34:26.984Z'
     - axios > follow-redirects > debug > ms:
         reason: None given
         expires: '2017-06-15T01:17:20.759Z'
+      compression > debug > ms:
+        reason: None given
+        expires: '2017-06-18T00:34:26.985Z'
     - pm2 > debug > ms:
         reason: None given
         expires: '2017-06-15T01:17:20.759Z'
+      mongoose > mquery > debug > ms:
+        reason: None given
+        expires: '2017-06-18T00:34:26.985Z'
     - body-parser > debug > ms:
         reason: None given
         expires: '2017-06-15T01:17:20.759Z'
+      express-brute-mongoose > mongoose > mquery > debug > ms:
+        reason: None given
+        expires: '2017-06-18T00:34:26.985Z'
     - express > debug > ms:
         reason: None given
         expires: '2017-06-15T01:17:20.759Z'
+      pm2 > pm2-axon > debug > ms:
+        reason: None given
+        expires: '2017-06-18T00:34:26.985Z'
     - express > send > debug > ms:
         reason: None given
         expires: '2017-06-15T01:17:20.759Z'
+      socket.io > socket.io-client > debug > ms:
+        reason: None given
+        expires: '2017-06-18T00:34:26.985Z'
     - express > serve-static > send > debug > ms:
         reason: None given
         expires: '2017-06-15T01:17:20.761Z'
+      socket.io > socket.io-client > engine.io-client > debug > ms:
+        reason: None given
+        expires: '2017-06-18T00:34:26.985Z'
     - express > send > ms:
         reason: None given
         expires: '2017-06-15T01:17:20.761Z'
diff --git a/config.sample.yml b/config.sample.yml
index a432c59d..e13abea8 100644
--- a/config.sample.yml
+++ b/config.sample.yml
@@ -43,7 +43,7 @@ uploads:
 # ---------------------------------------------------------------------
 # Site Language
 # ---------------------------------------------------------------------
-# Possible values: en, de, es, fr, ko, pt or ru
+# Possible values: en, es, fr, ko, ru or zh
 
 lang: en
 
diff --git a/npm/configs/config.docker.yml b/npm/configs/config.docker.yml
index ba1820b3..4d1f1d91 100644
--- a/npm/configs/config.docker.yml
+++ b/npm/configs/config.docker.yml
@@ -42,7 +42,7 @@ uploads:
 # ---------------------------------------------------------------------
 # Site Language
 # ---------------------------------------------------------------------
-# Possible values: en, de, es, fr, ko, pt or ru
+# Possible values: en, es, fr, ko, ru or zh
 
 lang: en
 
diff --git a/npm/configs/config.heroku.yml b/npm/configs/config.heroku.yml
index b427046c..f2bc5ff7 100644
--- a/npm/configs/config.heroku.yml
+++ b/npm/configs/config.heroku.yml
@@ -42,7 +42,7 @@ uploads:
 # ---------------------------------------------------------------------
 # Site Language
 # ---------------------------------------------------------------------
-# Possible values: en, de, es, fr, ko, pt or ru
+# Possible values: en, es, fr, ko, ru or zh
 
 lang: $(WIKI_LANG)
 
diff --git a/package.json b/package.json
index b51121f0..8b328ec4 100644
--- a/package.json
+++ b/package.json
@@ -40,10 +40,10 @@
   },
   "dependencies": {
     "auto-load": "^2.1.0",
-    "axios": "^0.16.1",
+    "axios": "0.16.1",
     "bcryptjs-then": "^1.0.1",
     "bluebird": "^3.5.0",
-    "body-parser": "^1.17.1",
+    "body-parser": "^1.17.2",
     "bunyan": "^1.8.10",
     "cheerio": "^0.22.0",
     "child-process-promise": "^2.2.1",
@@ -55,13 +55,13 @@
     "cron": "^1.2.1",
     "diff2html": "^2.3.0",
     "execa": "^0.6.3",
-    "express": "^4.15.2",
-    "express-brute": "^1.0.1",
+    "express": "^4.15.3",
+    "express-brute": "1.0.1",
     "express-brute-mongoose": "0.0.8",
-    "express-session": "^1.15.2",
+    "express-session": "^1.15.3",
     "file-type": "^4.3.0",
     "filesize.js": "^1.0.2",
-    "follow-redirects": "^1.2.3",
+    "follow-redirects": "1.2.3",
     "fs-extra": "^3.0.1",
     "git-wrapper2-promise": "^0.2.9",
     "highlight.js": "^9.11.0",
@@ -71,7 +71,7 @@
     "image-size": "^0.5.4",
     "jimp": "https://github.com/ngpixel/jimp.git",
     "js-yaml": "^3.8.4",
-    "jsonwebtoken": "^7.4.0",
+    "jsonwebtoken": "^7.4.1",
     "klaw": "^1.3.1",
     "levelup": "^1.3.5",
     "lodash": "^4.17.4",
@@ -90,7 +90,7 @@
     "moment": "^2.18.1",
     "moment-timezone": "^0.5.13",
     "mongodb": "^2.2.26",
-    "mongoose": "^4.9.9",
+    "mongoose": "^4.10.0",
     "multer": "^1.3.0",
     "node-graceful": "^0.2.3",
     "ora": "^1.2.0",
@@ -104,7 +104,7 @@
     "passport-slack": "0.0.7",
     "passport-windowslive": "^1.0.2",
     "passport.socketio": "^3.7.0",
-    "pm2": "^2.4.6",
+    "pm2": "2.4.6",
     "pug": "^2.0.0-rc.1",
     "read-chunk": "^2.0.0",
     "remove-markdown": "^0.1.0",
@@ -112,9 +112,9 @@
     "search-index-adder": "https://github.com/ngpixel/search-index-adder.git",
     "search-index-searcher": "https://github.com/ngpixel/search-index-searcher.git",
     "semver": "^5.3.0",
-    "serve-favicon": "^2.4.2",
+    "serve-favicon": "^2.4.3",
     "simplemde": "^1.11.2",
-    "socket.io": "^2.0.1",
+    "socket.io": "2.0.1",
     "stopword": "^0.1.1",
     "stream-to-promise": "^2.2.0",
     "tar": "^3.1.3",
@@ -166,4 +166,4 @@
     "verbose": true
   },
   "snyk": true
-}
+}
\ No newline at end of file
diff --git a/server/app/data.yml b/server/app/data.yml
index 620838e5..40b07881 100644
--- a/server/app/data.yml
+++ b/server/app/data.yml
@@ -66,15 +66,9 @@ langs:
   -
     id: fr
     name: French - Français
-  -
-    id: de
-    name: German - Deutsch
   -
     id: ko
     name: Korean - 한국어
-  -
-    id: pt
-    name: Portuguese - Português
   -
     id: ru
     name: Russian - Русский
diff --git a/server/locales/de/admin.json b/server/locales/de/admin.json
deleted file mode 100644
index 6f31cf5a..00000000
--- a/server/locales/de/admin.json
+++ /dev/null
@@ -1 +0,0 @@
-{ }
\ No newline at end of file
diff --git a/server/locales/de/auth.json b/server/locales/de/auth.json
deleted file mode 100644
index ebff1baf..00000000
--- a/server/locales/de/auth.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-  "providers": {
-    "local": "Lokal",
-    "windowslive": "Microsoft-Konto",
-    "azure": "Azure Active Directory",
-    "google": "Google-ID",
-    "facebook": "Facebook",
-    "github": "GitHub",
-    "slack": "Locker",
-    "ldap": "LDAP / Active Directory"
-  }
-}
\ No newline at end of file
diff --git a/server/locales/de/common.json b/server/locales/de/common.json
deleted file mode 100644
index b84ea96f..00000000
--- a/server/locales/de/common.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-  "wiki": "Wiki",
-  "header": {
-    "overview": "Überblick"
-  },
-  "footer": {
-    "poweredby": "Unterstützt von",
-    "home": "Zuhause",
-    "top": "Zurück nach oben"
-  }
-}
\ No newline at end of file
diff --git a/server/locales/de/errors.json b/server/locales/de/errors.json
deleted file mode 100644
index 6f31cf5a..00000000
--- a/server/locales/de/errors.json
+++ /dev/null
@@ -1 +0,0 @@
-{ }
\ No newline at end of file
diff --git a/server/locales/de/git.json b/server/locales/de/git.json
deleted file mode 100644
index 6f31cf5a..00000000
--- a/server/locales/de/git.json
+++ /dev/null
@@ -1 +0,0 @@
-{ }
\ No newline at end of file
diff --git a/server/locales/ja/admin.json b/server/locales/ja/admin.json
deleted file mode 100644
index 6f31cf5a..00000000
--- a/server/locales/ja/admin.json
+++ /dev/null
@@ -1 +0,0 @@
-{ }
\ No newline at end of file
diff --git a/server/locales/ja/auth.json b/server/locales/ja/auth.json
deleted file mode 100644
index 6f31cf5a..00000000
--- a/server/locales/ja/auth.json
+++ /dev/null
@@ -1 +0,0 @@
-{ }
\ No newline at end of file
diff --git a/server/locales/ja/common.json b/server/locales/ja/common.json
deleted file mode 100644
index 6f31cf5a..00000000
--- a/server/locales/ja/common.json
+++ /dev/null
@@ -1 +0,0 @@
-{ }
\ No newline at end of file
diff --git a/server/locales/ja/errors.json b/server/locales/ja/errors.json
deleted file mode 100644
index 6f31cf5a..00000000
--- a/server/locales/ja/errors.json
+++ /dev/null
@@ -1 +0,0 @@
-{ }
\ No newline at end of file
diff --git a/server/locales/ja/git.json b/server/locales/ja/git.json
deleted file mode 100644
index 6f31cf5a..00000000
--- a/server/locales/ja/git.json
+++ /dev/null
@@ -1 +0,0 @@
-{ }
\ No newline at end of file
diff --git a/server/locales/pt/admin.json b/server/locales/pt/admin.json
deleted file mode 100644
index 6f31cf5a..00000000
--- a/server/locales/pt/admin.json
+++ /dev/null
@@ -1 +0,0 @@
-{ }
\ No newline at end of file
diff --git a/server/locales/pt/auth.json b/server/locales/pt/auth.json
deleted file mode 100644
index a59ece50..00000000
--- a/server/locales/pt/auth.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-  "providers": {
-    "local": "Local",
-    "windowslive": "Conta Microsoft",
-    "azure": "Azure Active Directory",
-    "google": "Google ID",
-    "facebook": "Facebook",
-    "github": "GitHub",
-    "slack": "negligente",
-    "ldap": "LDAP / Active Directory"
-  }
-}
\ No newline at end of file
diff --git a/server/locales/pt/common.json b/server/locales/pt/common.json
deleted file mode 100644
index e853e636..00000000
--- a/server/locales/pt/common.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-  "wiki": "Wiki",
-  "header": {
-    "overview": "Visão geral"
-  },
-  "footer": {
-    "poweredby": "Distribuído por",
-    "home": "Casa",
-    "top": "Retornar ao topo"
-  }
-}
\ No newline at end of file
diff --git a/server/locales/pt/errors.json b/server/locales/pt/errors.json
deleted file mode 100644
index 6f31cf5a..00000000
--- a/server/locales/pt/errors.json
+++ /dev/null
@@ -1 +0,0 @@
-{ }
\ No newline at end of file
diff --git a/server/locales/pt/git.json b/server/locales/pt/git.json
deleted file mode 100644
index 6f31cf5a..00000000
--- a/server/locales/pt/git.json
+++ /dev/null
@@ -1 +0,0 @@
-{ }
\ No newline at end of file
diff --git a/yarn.lock b/yarn.lock
index b3a720cb..c0886a64 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -358,7 +358,7 @@ aws4@^1.2.1:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.6.0.tgz#83ef5ca860b2b32e4a0deedee8c771b9db57471e"
 
-axios@^0.16.1:
+axios@0.16.1:
   version "0.16.1"
   resolved "https://registry.yarnpkg.com/axios/-/axios-0.16.1.tgz#c0b6d26600842384b8f509e57111f0d2df8223ca"
   dependencies:
@@ -929,20 +929,20 @@ bmp-js@0.0.2:
   version "0.0.2"
   resolved "https://registry.yarnpkg.com/bmp-js/-/bmp-js-0.0.2.tgz#c268321f8085df177dfcaaa059c19254862fa158"
 
-body-parser@^1.14.2, body-parser@^1.17.1:
-  version "1.17.1"
-  resolved "https://registry.yarnpkg.com/body-parser/-/body-parser-1.17.1.tgz#75b3bc98ddd6e7e0d8ffe750dfaca5c66993fa47"
+body-parser@^1.14.2, body-parser@^1.17.2:
+  version "1.17.2"
+  resolved "https://registry.yarnpkg.com/body-parser/-/body-parser-1.17.2.tgz#f8892abc8f9e627d42aedafbca66bf5ab99104ee"
   dependencies:
     bytes "2.4.0"
     content-type "~1.0.2"
-    debug "2.6.1"
+    debug "2.6.7"
     depd "~1.1.0"
     http-errors "~1.6.1"
     iconv-lite "0.4.15"
     on-finished "~2.3.0"
     qs "6.4.0"
     raw-body "~2.2.0"
-    type-is "~1.6.14"
+    type-is "~1.6.15"
 
 boolbase@~1.0.0:
   version "1.0.0"
@@ -1579,11 +1579,11 @@ de-indent@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/de-indent/-/de-indent-1.0.2.tgz#b2038e846dc33baa5796128d0804b455b8c1e21d"
 
-debug@*, debug@^2.1.1, debug@^2.2.0, debug@^2.6, debug@^2.6.3, debug@~2.6.4, debug@~2.6.6:
-  version "2.6.6"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.6.tgz#a9fa6fbe9ca43cf1e79f73b75c0189cbb7d6db5a"
+debug@*, debug@2.6.7, debug@^2.1.1, debug@^2.2.0, debug@^2.3.2, debug@^2.4.5, debug@^2.6, debug@^2.6.3, debug@~2.6.4, debug@~2.6.6:
+  version "2.6.7"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.7.tgz#92bad1f6d05bbb6bba22cca88bcd0ec894c2861e"
   dependencies:
-    ms "0.7.3"
+    ms "2.0.0"
 
 debug@2.2.0, debug@~2.2.0:
   version "2.2.0"
@@ -1603,12 +1603,6 @@ debug@2.6.1:
   dependencies:
     ms "0.7.2"
 
-debug@2.6.3, debug@^2.3.2, debug@^2.4.5:
-  version "2.6.3"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.3.tgz#0f7eb8c30965ec08c72accfa0130c8b79984141d"
-  dependencies:
-    ms "0.7.2"
-
 debug@2.6.4:
   version "2.6.4"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.4.tgz#7586a9b3c39741c0282ae33445c4e8ac74734fe0"
@@ -2203,7 +2197,7 @@ express-brute-mongoose@0.0.8:
     moment "^2.18.1"
     mongoose "*"
 
-express-brute@^1.0.1:
+express-brute@1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/express-brute/-/express-brute-1.0.1.tgz#9f36d107fe34e40a682593e39bffcc53102b5335"
   dependencies:
@@ -2216,23 +2210,23 @@ express-brute@~0.5.0:
   dependencies:
     underscore "~1.5.1"
 
-express-session@^1.15.2:
-  version "1.15.2"
-  resolved "https://registry.yarnpkg.com/express-session/-/express-session-1.15.2.tgz#d98516443a4ccb8688e1725ae584c02daa4093d4"
+express-session@^1.15.3:
+  version "1.15.3"
+  resolved "https://registry.yarnpkg.com/express-session/-/express-session-1.15.3.tgz#db545f0435a7b1b228ae02da8197f65141735c67"
   dependencies:
     cookie "0.3.1"
     cookie-signature "1.0.6"
     crc "3.4.4"
-    debug "2.6.3"
+    debug "2.6.7"
     depd "~1.1.0"
     on-headers "~1.0.1"
     parseurl "~1.3.1"
     uid-safe "~2.1.4"
     utils-merge "1.0.0"
 
-express@^4.14.0, express@^4.15.2:
-  version "4.15.2"
-  resolved "https://registry.yarnpkg.com/express/-/express-4.15.2.tgz#af107fc148504457f2dca9a6f2571d7129b97b35"
+express@^4.14.0, express@^4.15.3:
+  version "4.15.3"
+  resolved "https://registry.yarnpkg.com/express/-/express-4.15.3.tgz#bab65d0f03aa80c358408972fc700f916944b662"
   dependencies:
     accepts "~1.3.3"
     array-flatten "1.1.1"
@@ -2240,28 +2234,28 @@ express@^4.14.0, express@^4.15.2:
     content-type "~1.0.2"
     cookie "0.3.1"
     cookie-signature "1.0.6"
-    debug "2.6.1"
+    debug "2.6.7"
     depd "~1.1.0"
     encodeurl "~1.0.1"
     escape-html "~1.0.3"
     etag "~1.8.0"
-    finalhandler "~1.0.0"
+    finalhandler "~1.0.3"
     fresh "0.5.0"
     merge-descriptors "1.0.1"
     methods "~1.1.2"
     on-finished "~2.3.0"
     parseurl "~1.3.1"
     path-to-regexp "0.1.7"
-    proxy-addr "~1.1.3"
+    proxy-addr "~1.1.4"
     qs "6.4.0"
     range-parser "~1.2.0"
-    send "0.15.1"
-    serve-static "1.12.1"
+    send "0.15.3"
+    serve-static "1.12.3"
     setprototypeof "1.0.3"
     statuses "~1.3.1"
-    type-is "~1.6.14"
+    type-is "~1.6.15"
     utils-merge "1.0.0"
-    vary "~1.1.0"
+    vary "~1.1.1"
 
 express@~4.13.1:
   version "4.13.4"
@@ -2432,11 +2426,11 @@ finalhandler@0.4.1:
     on-finished "~2.3.0"
     unpipe "~1.0.0"
 
-finalhandler@~1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/finalhandler/-/finalhandler-1.0.2.tgz#d0e36f9dbc557f2de14423df6261889e9d60c93a"
+finalhandler@~1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/finalhandler/-/finalhandler-1.0.3.tgz#ef47e77950e999780e86022a560e3217e0d0cc89"
   dependencies:
-    debug "2.6.4"
+    debug "2.6.7"
     encodeurl "~1.0.1"
     escape-html "~1.0.3"
     on-finished "~2.3.0"
@@ -2470,7 +2464,7 @@ flat-cache@^1.2.1:
     graceful-fs "^4.1.2"
     write "^0.2.1"
 
-follow-redirects@^1.2.3:
+follow-redirects@1.2.3, follow-redirects@^1.2.3:
   version "1.2.3"
   resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.2.3.tgz#01abaeca85e3609837d9fcda3167a7e42fdaca21"
   dependencies:
@@ -3743,14 +3737,14 @@ jsonpointer@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/jsonpointer/-/jsonpointer-4.0.1.tgz#4fd92cb34e0e9db3c89c8622ecf51f9b978c6cb9"
 
-jsonwebtoken@^7.4.0:
-  version "7.4.0"
-  resolved "https://registry.yarnpkg.com/jsonwebtoken/-/jsonwebtoken-7.4.0.tgz#515bf2bba070ec615bad97fd2e945027eb476946"
+jsonwebtoken@^7.4.1:
+  version "7.4.1"
+  resolved "https://registry.yarnpkg.com/jsonwebtoken/-/jsonwebtoken-7.4.1.tgz#7ca324f5215f8be039cd35a6c45bb8cb74a448fb"
   dependencies:
     joi "^6.10.1"
     jws "^3.1.4"
     lodash.once "^4.0.0"
-    ms "^0.7.1"
+    ms "^2.0.0"
     xtend "^4.0.1"
 
 jsprim@^1.2.2:
@@ -4422,9 +4416,9 @@ mongodb@2.2.26, "mongodb@>= 1.2.0 <3.0.0", mongodb@^2.2.26:
     mongodb-core "2.1.10"
     readable-stream "2.2.7"
 
-mongoose@*, mongoose@^4.9.9:
-  version "4.9.9"
-  resolved "https://registry.yarnpkg.com/mongoose/-/mongoose-4.9.9.tgz#8671fbe06c945f55fba7ad03797bc02f19516762"
+mongoose@*, mongoose@^4.10.0:
+  version "4.10.0"
+  resolved "https://registry.yarnpkg.com/mongoose/-/mongoose-4.10.0.tgz#f4ff031f8b9e7105ae62b7cb3d4fc4e00f320b87"
   dependencies:
     async "2.1.4"
     bson "~1.0.4"
@@ -4474,13 +4468,13 @@ ms@0.7.2:
   version "0.7.2"
   resolved "https://registry.yarnpkg.com/ms/-/ms-0.7.2.tgz#ae25cf2512b3885a1d95d7f037868d8431124765"
 
-ms@0.7.3, ms@^0.7.1:
+ms@0.7.3:
   version "0.7.3"
   resolved "https://registry.yarnpkg.com/ms/-/ms-0.7.3.tgz#708155a5e44e33f5fd0fc53e81d0d40a91be1fff"
 
-ms@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/ms/-/ms-1.0.0.tgz#59adcd22edc543f7b5381862d31387b1f4bc9473"
+ms@2.0.0, ms@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
 
 multer@^1.3.0:
   version "1.3.0"
@@ -5220,7 +5214,7 @@ pm2-multimeter@^0.1.2:
   dependencies:
     charm "~0.1.1"
 
-pm2@^2.4.6:
+pm2@2.4.6:
   version "2.4.6"
   resolved "https://registry.yarnpkg.com/pm2/-/pm2-2.4.6.tgz#8157a7c88a537ce9d2193063aeb3aee44c5129bf"
   dependencies:
@@ -5362,7 +5356,7 @@ proxy-addr@~1.0.10:
     forwarded "~0.1.0"
     ipaddr.js "1.0.5"
 
-proxy-addr@~1.1.3:
+proxy-addr@~1.1.4:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-1.1.4.tgz#27e545f6960a44a627d9b44467e35c1b6b4ce2f3"
   dependencies:
@@ -5891,7 +5885,7 @@ rx@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/rx/-/rx-4.1.0.tgz#a5f13ff79ef3b740fe30aa803fb09f98805d4782"
 
-safe-buffer@^5.0.1, safe-buffer@~5.0.1:
+safe-buffer@5.0.1, safe-buffer@^5.0.1, safe-buffer@~5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.0.1.tgz#d263ca54696cd8a306b5ca6551e92de57918fbe7"
 
@@ -6005,11 +5999,11 @@ send@0.13.2:
     range-parser "~1.0.3"
     statuses "~1.2.1"
 
-send@0.15.1:
-  version "0.15.1"
-  resolved "https://registry.yarnpkg.com/send/-/send-0.15.1.tgz#8a02354c26e6f5cca700065f5f0cdeba90ec7b5f"
+send@0.15.3:
+  version "0.15.3"
+  resolved "https://registry.yarnpkg.com/send/-/send-0.15.3.tgz#5013f9f99023df50d1bd9892c19e3defd1d53309"
   dependencies:
-    debug "2.6.1"
+    debug "2.6.7"
     depd "~1.1.0"
     destroy "~1.0.4"
     encodeurl "~1.0.1"
@@ -6018,28 +6012,29 @@ send@0.15.1:
     fresh "0.5.0"
     http-errors "~1.6.1"
     mime "1.3.4"
-    ms "0.7.2"
+    ms "2.0.0"
     on-finished "~2.3.0"
     range-parser "~1.2.0"
     statuses "~1.3.1"
 
-serve-favicon@^2.4.2:
-  version "2.4.2"
-  resolved "https://registry.yarnpkg.com/serve-favicon/-/serve-favicon-2.4.2.tgz#aed1d8de67d5b83192cf31fdf53d2ea29464363e"
+serve-favicon@^2.4.3:
+  version "2.4.3"
+  resolved "https://registry.yarnpkg.com/serve-favicon/-/serve-favicon-2.4.3.tgz#5986b17b0502642b641c21f818b1acce32025d23"
   dependencies:
     etag "~1.8.0"
     fresh "0.5.0"
-    ms "1.0.0"
+    ms "2.0.0"
     parseurl "~1.3.1"
+    safe-buffer "5.0.1"
 
-serve-static@1.12.1:
-  version "1.12.1"
-  resolved "https://registry.yarnpkg.com/serve-static/-/serve-static-1.12.1.tgz#7443a965e3ced647aceb5639fa06bf4d1bbe0039"
+serve-static@1.12.3:
+  version "1.12.3"
+  resolved "https://registry.yarnpkg.com/serve-static/-/serve-static-1.12.3.tgz#9f4ba19e2f3030c547f8af99107838ec38d5b1e2"
   dependencies:
     encodeurl "~1.0.1"
     escape-html "~1.0.3"
     parseurl "~1.3.1"
-    send "0.15.1"
+    send "0.15.3"
 
 serve-static@~1.10.2:
   version "1.10.3"
@@ -6281,7 +6276,7 @@ socket.io-parser@~3.1.1:
     has-binary2 "~1.0.2"
     isarray "2.0.1"
 
-socket.io@^2.0.1:
+socket.io@2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/socket.io/-/socket.io-2.0.1.tgz#064c125178462e477a6df23d2fdad18dd1c5914f"
   dependencies:
@@ -6707,7 +6702,7 @@ type-check@~0.3.2:
   dependencies:
     prelude-ls "~1.1.2"
 
-type-is@^1.6.4, type-is@~1.6.14, type-is@~1.6.6:
+type-is@^1.6.4, type-is@~1.6.15, type-is@~1.6.6:
   version "1.6.15"
   resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.15.tgz#cab10fb4909e441c82842eafe1ad646c81804410"
   dependencies:
@@ -6916,7 +6911,7 @@ validator@^7.0.0:
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/validator/-/validator-7.0.0.tgz#c74deb8063512fac35547938e6f0b1504a282fd2"
 
-vary@^1, vary@~1.1.0:
+vary@^1, vary@~1.1.0, vary@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.1.tgz#67535ebb694c1d52257457984665323f587e8d37"