updated the release scritp to only release in maven
ISPN-3504 Make sure all database init and reinit use the same paths
ISPN-3507 EntrySet operation in cache with LevelDB store ignores expiration

* fix + test
ISPN-3572 Do not keep all tasks during CacheStore.process
ISPN-3683 CacheLoaderException should be renamed to PersistenceException
ISPN-3301 Tests create files where they shouldn't