Add onclick support

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11822 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
bugfix

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11823 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Use Atmosphere 2.2.1

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11824 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c