Fixes #1262 - changes the check class for Tomcat 7 Websocket support.
The check for the WebSocketServlet class is replaced with a check for the UpgradeInbound class in the check for support of Tomcat 7 Websockets.
Bump version
Fixes #1255
Bump
Add a logback.xml sample
[DefaultBroadcaster] Fixes #1241

The list of messages in an AtmosphereResourceEvent is cleared after onResume() has been
called for all AtmosphereResourceEventListeners. Therefore the messages need to be set
again before onBroadcast() is called.