Refactor

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11424 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Legend placement for charts

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11425 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Colors for negative colors

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11427 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Fix wrong name

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11428 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c