TABQA-7395 : added few import packages needed by jersey 2

git-svn-id: http://svn.terracotta.org/svn/ehcache@9033 b9324663-ca0f-0410-8574-be9b3887307d
TABQA-7394 : we need to include jars previously built in the reactor to be considered ; refactored the test to avoid duplication between versioned modules

git-svn-id: http://svn.terracotta.org/svn/ehcache@9034 b9324663-ca0f-0410-8574-be9b3887307d