Changed provenance Map from HashMap to ConcurrentHashMap, in preparation for being able to manage the map during runtime.
Merge branch '0.6.x' of https://github.com/sotty/drools-chance into 0.6.x
Merge pull request #6 from lanceleverich/0.6.x

0.6.x
Provenance creation updates and fixes for 'With' keyword functionality.

Fixes for provenance creation with the 'with' operator. Note that 'testConceptualModelBindingWithTraitDRL' is failing. If there should be 5 Activities created, there is only 4 now. I'm not sure what the 5th one woule be.