Work in progress: enhanced reviewer implementation: https://bugzilla.redhat.com/show_bug.cgi?id=981067
 Work in progress: enhanced reviewer implementation: https://bugzilla.redhat.com/show_bug.cgi?id=981067
 Work in progress: enhanced reviewer implementation: https://bugzilla.redhat.com/show_bug.cgi?id=981067
Work in progress: enhanced reviewer implementation: https://bugzilla.redhat.com/show_bug.cgi?id=981067
Implemented email request to join language team with roles
Work in progress: enhanced reviewer implementation: https://bugzilla.redhat.com/show_bug.cgi?id=981067
 Implemented email request to join language team with roles
Implement rules in workspace for reviewer role: https://bugzilla.redhat.com/show_bug.cgi?id=981067
Fix unit test for new restrictions in workspace
Merge branch 'integration/master' into rhbz981067
Fix functional test for https://bugzilla.redhat.com/show_bug.cgi?id=981067
Refactor some coding as per suggested
Merge branch 'integration/master' into rhbz981067

Conflicts:
	zanata-war/src/main/resources/db/changelogs/db.changelog-3.1.xml
Fix null pointer exception
Disable modify translation for reviewer using keyboard shortcut
rhbz980658 rearrange source upload method to prepare for better structuring
rhbz980658 add GlobalDocumentId with tests
Merge branch 'integration/master' into rhbz981067
Refactor as per suggested by professional code auditor
refactor as per suggested