Removed scrolling

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11878 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
fixed #4614

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11879 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
fixed #5558

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11880 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c