fixed ArrayIndexOutOfBoundsException

git-svn-id: https://primefaces.googlecode.com/svn/primefaces/trunk@9536 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Tagged 3.5.13-UR2 (Unofficial Release).

* This release fix #6015
 Next maintenance iteration for 3.5.x