bbb-conf --clean also cleans logs for bbb-apps-akka and bbb-fsesl-akka

Added check to ensure PID for red5 matches that in /var/run/red5.pid

Fix bbb-conf to better parse config.xml

Conflicts:
	akka-bbb-apps/build.sbt
	akka-bbb-apps/src/main/java/org/bigbluebutton/core/pubsub/receivers/RedisMessageReceiver.java
	akka-bbb-apps/src/main/scala/org/bigbluebutton/Boot.scala
	akka-bbb-apps/src/main/scala/org/bigbluebutton/core/BigBlueButtonInGW.scala
	akka-bbb-apps/src/main/scala/org/bigbluebutton/core/MeetingActor.scala
	akka-bbb-apps/src/main/scala/org/bigbluebutton/core/MeetingMessageHandler.scala
	akka-bbb-apps/src/main/scala/org/bigbluebutton/core/MeetingModel.scala
	akka-bbb-apps/src/main/scala/org/bigbluebutton/core/apps/WhiteboardApp.scala
	akka-bbb-apps/src/main/scala/org/bigbluebutton/core/recorders/WhiteboardEventRedisRecorder.scala
	akka-bbb-fsesl/build.sbt
	bbb-common-message/build.sbt
	bbb-common-message/src/main/java/org/bigbluebutton/common/messages/WhiteboardKeyUtil.java
	bigbluebutton-apps/src/main/java/org/bigbluebutton/red5/pubsub/redis/RedisPubSubMessageHandler.java
	bigbluebutton-client/src/org/bigbluebutton/modules/deskshare/managers/DeskshareManager.as
	bigbluebutton-client/src/org/bigbluebutton/modules/deskshare/managers/PublishWindowManager.as
	bigbluebutton-client/src/org/bigbluebutton/modules/deskshare/managers/ViewerWindowManager.as
	bigbluebutton-client/src/org/bigbluebutton/modules/deskshare/services/DeskshareService.as
	bigbluebutton-client/src/org/bigbluebutton/modules/deskshare/view/components/DesktopViewWindow.mxml
	bigbluebutton-client/src/org/bigbluebutton/modules/deskshare/view/components/ToolbarButton.mxml
	bigbluebutton-client/src/org/bigbluebutton/modules/users/services/MessageReceiver.as

Redis pubsub keepalive

Custom polling window simplified.

Misc poll fixes

Added new window for adding custom polling choices.

This reverts commit 8cf051a2.

Make votes noticeable

Polling, Sorting and URL Validation

Conflicts:
	bigbluebutton-client/src/org/bigbluebutton/modules/present/ui/views/PresentationWindow.mxml

Changed the whole way of how we calculate height and width of text elements, as the previous one didn't work in Firefox. Also, if the number of the votes doesn't fit the box then it's displayed in black on the right. Changed the colors to dark grey