use next release version

git-svn-id: http://svn.terracotta.org/svn/ehcache@7791 b9324663-ca0f-0410-8574-be9b3887307d
merge 7791 from trunk/ehcache-os 

git-svn-id: http://svn.terracotta.org/svn/ehcache@7792 b9324663-ca0f-0410-8574-be9b3887307d