[BZ 1034359] Trait serialization
[DROOLS-376] avoid NPE on JPAKnowledgeService.loadStatefulKnowledgeSession() when Collection is modified
[BZ-1040032] set tuple memory when copying the content of a TupleList
[DROOLS-372] fix jitting of constraint using Serializable
[DROOLS-370] Declarative Agenda control does not support all possible constraints
[DROOLS-378] Do not refire rules on unblock
[DROOLS-379] Dispose KnowledgeBases