Misc Type Declaration fixes
[DROOLS-389] Improve support for @Traitable POJOs and @Trait interfaces
[DROOLS-390] Working Memory corrupted when modifying an object involved in a recursive query - Test case
[DROOLS-114] Support "Defeasible" rules in Drools
[DROOLS-392] KIE APIs do not allow to configure the Belief System type
[DROOLS-391] Support class literals with complex constraints and custom evaluators
[DROOLS-389] Improve support for @Traitable POJOs and @Trait interfaces
[DROOLS-371] Abductive Reasoning PoC

[DROOLS-371] Abductive Reasoning PoC

[DROOLS-371] Abductive Reasoning PoC
[DROOLS-393] Trait Hierarchy is not rebuilt correctly when merging packages
[DROOLS-114] Support "Defeasible" rules in Drools
[DROOLS-389] Fix isA evaluator