Update Hubot and deps, add Web Push notifications

package.json

@@ -10,13 +10,15 @@
   "dependencies": {
     "cheerio": "0.19.0",
     "coffee-script": "^1.9.2",
-    "hubot": "^2.12.0",
+    "hubot": "^3.0.1",
     "hubot-auth": "^1.2.0",
     "hubot-help": "^0.1.1",
     "hubot-incoming-webhook": "^1.0.1",
-    "hubot-irc": "^0.2.9",
-    "hubot-xmpp": "^0.2.4",
+    "hubot-irc": "github:67P/hubot-irc#feature/get_channel_data",
+    "hubot-redis-brain": "~1.0.0",
     "hubot-remotestorage-logger": "^0.6.1",
+    "hubot-web-push-notifications": "^1.0.1",
+    "hubot-xmpp": "^0.2.5",
     "request": "2.30.0"
   },
   "engines": {