Bug fix

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@8822 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Implemented #4330

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@8824 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Implemented #4780

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@8825 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c