Refactor on datatable prerender

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@10409 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
cosmetics

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@10411 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
remember old encoding

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@10412 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Set version to 5.0

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@10413 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
cosmetics

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@10415 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Client side implementation for the frozen datatable columns, introduced FrozenDataTable widget to avoid touching regular datatable widget. Remaining parts are compatibility with existing features and refactor.

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@10416 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c