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
Merge branch 'integration/master' into rhbz981067
Refactor as per suggested by professional code auditor
refactor as per suggested
Refactor as per requested
Fix drools rule with new method name