Merge branch 'master' of https://github.com/bigbluebutton/bigbluebutton into 2.2-fix-dropzone-style

.travis.yml

akka-bbb-apps/.scalariform.conf

akka-bbb-apps/build.sbt

akka-bbb-apps/run-dev.sh

akka-bbb-apps/src/main/scala/org/bigbluebutton/Boot.scala

...rc/main/scala/org/bigbluebutton/SystemConfiguration.scala

...ain/scala/org/bigbluebutton/core/BigBlueButtonActor.scala

...n/scala/org/bigbluebutton/core/OutMessageGatewayImp.scala

...ain/scala/org/bigbluebutton/core/apps/BreakoutModel.scala

...rc/main/scala/org/bigbluebutton/core/apps/GuestsApp.scala

.../org/bigbluebutton/core/apps/breakout/BreakoutApp2x.scala

...igbluebutton/core/apps/breakout/BreakoutHdlrHelpers.scala

...utton/core/apps/breakout/BreakoutRoomCreatedMsgHdlr.scala

...on/core/apps/breakout/CreateBreakoutRoomsCmdMsgHdlr.scala

...la/org/bigbluebutton/core/apps/caption/CaptionApp2x.scala

...in/scala/org/bigbluebutton/core/apps/chat/ChatApp2x.scala

...n/core/apps/groupchats/CreateDefaultPublicGroupChat.scala

...ton/core/apps/groupchats/GetGroupChatMsgsReqMsgHdlr.scala

...g/bigbluebutton/core/apps/groupchats/GroupChatHdlrs.scala

...on/core/apps/groupchats/SendGroupChatMessageMsgHdlr.scala