Fixed missing styleClass in menuitems regression

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11007 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Add containerStyle and containerStyleClass options to menuitem

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11008 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Fixed datatable problems after ajax update

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11009 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c