[WFLY-3556] Timer persistence and restore
WFLY-3531 for applications with JPA persistence units, every deployment/subdeployment ends up with the NEXT_PHASE_DEP set up
Move add-user module to the correct location
Merge pull request #6460 from stuartwdouglas/master

Move add-user module to the correct location
Core split: Remove all non-core modules, add dependencies on org.wildfly.core artifacts
Merge pull request #6467 from stuartwdouglas/master

Core split: Remove all non-core modules, add dependencies on org.wildfly...
Merge pull request #6457 from langfr/WFLY-3556

[WFLY-3556] Timer persistence and restore
Merge pull request #6459 from scottmarlow/WFLY-3531_pu_next_phase_deps

WFLY-3531 for applications with JPA persistence units, every deployment/subdeployment ends up with the NEXT_PHASE_DEP set up
Remove arquillian from the main Wildfly code base
Merge pull request #6471 from stuartwdouglas/master

Remove arquillian from the main Wildfly code base
Ignore OS X index files
Make mixed domain tests compile again
Merge pull request #6473 from ctomc/testsuite-fix

Make mixed domain tests compile again
Consolidate JGroups XML subsystem parsers.
Consolidate Infinispan XML subsystem parsers.
WFLY-3227 Replace batching="true|false" with <transaction mode="BATCH"/> in infinispan subsystem schema/model
WFLY-3540 Allow users to use web session clustering w/out batching
Change the schema version to 3.0.
See https://issues.jboss.org/browse/WFLY-3575
Minor cleanup of xsite integration tests