Fix wildfly-core build order

this way generated-configs contain full configuration that ParseAndMarshalModelsTestCase.java uses.
and also some small cleanup of ParseAndMarshalModelsTestCase test
Undertow & XNIO Update
Undertow upgrade
Merge pull request #5643 from ctomc/testsuite-problems

Fix wildfly-core build order
Prepare for 8.0.0.CR1
Fix broken assemblies
Remove obsolete workaround for ISPN-3048
WFLY-2679 Jdbc cache store couldn't read databaseType property