Fixed mockosx sample

git-svn-id: http://primefaces.googlecode.com/svn/examples/trunk/showcase@9512 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Fixed tree samples

git-svn-id: http://primefaces.googlecode.com/svn/examples/trunk/showcase@9513 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Sample update

git-svn-id: http://primefaces.googlecode.com/svn/examples/trunk/showcase@9515 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c