Merge pull request #575 from ronsigal/master

RESTEASY-1103: Restoring PR #572, imposing XML security constraints.
RESTEASY-1078
Merge pull request #576 from patriot1burke/master

RESTEASY-1078
ignore
RESTEASY-1094
Merge pull request #577 from patriot1burke/master

RESTEASY-1094
concurrent netty write test
Merge pull request #579 from patriot1burke/master

concurrent netty write test
migrating doc
Merge pull request #580 from patriot1burke/master

migrating doc