[WFLY-2218] Renable the xts transformers test, and some fixes to the transformers
[WFLY-2218][WFLY-2245] Rework transactions transformers tests to more easily be able to test against old EAP versions
Temp commit messaging transformers ready for EAP
[WFLY-2218] Some more fixes to get tests inline with what has been done in the eap branch
[WFLY-2218] Test that all the controllers start in standardSubsystemTest()
[WFLY-2218] Remove isDefined() check in AttributesPathAddressConfig