add sentry support

services/real-time/app.coffee

@@ -1,5 +1,7 @@
 logger = require "logger-sharelatex"
 logger.initialize("real-time-sharelatex")
+if Settings.sentry?.dsn?
+	logger.initializeErrorReporting(Settings.sentry.dsn)
 
 express = require("express")
 session = require("express-session")

services/real-time/package.json

@@ -15,7 +15,7 @@
     "cookie-parser": "^1.3.3",
     "express": "^4.10.1",
     "express-session": "^1.9.1",
-    "logger-sharelatex": "git+https://github.com/sharelatex/logger-sharelatex.git#v1.1.0",
+    "logger-sharelatex": "git+https://github.com/sharelatex/logger-sharelatex.git#v1.5.6",
     "metrics-sharelatex": "git+https://github.com/sharelatex/metrics-sharelatex.git#v1.4.0",
     "redis-sharelatex": "git+https://github.com/sharelatex/redis-sharelatex.git#v1.0.4",
     "request": "~2.34.0",