Added JAAS support.
Bugfix: we also need to make sure we're not dealing with the body class element from the RTE when finding out where the Enter button was pressed, so we need to test for the parent to be different from null.
Corrected web.xml descriptor to version 3.0 to properly support Atmosphere.
Upgraded to the latest atmosphere runtime.
Added missing license to the login page.
Added JQuery and bootstrap.
Added initial Ace editor integration, currently readonly.