Fix Hazelcast config files
Use Swagger inheritance (https://github.com/ngocdaothanh/xitrum/issues/198)
Add `@First` annotation on CircleActor
udate readme
Fix #10 Update sbteclipse-plugin from 2.3.0 to 2.4.0, sbt-idea from 1.5.1 to 1.5.2
Update Xitrum from 2.11-SNAPSHOT to 2.11
Update heroku branch