Starting PressGang 1.6 Release
Merge branch 'master' into devel

Conflicts:
	pom.xml
Fixed BZ#1095022 - Entities in fields like Copyright Holder are not processed correctly
Added BZ#1036937 - Build translated PO files.
Fixed BZ#1100139 - Non existent entities in content spec metadata causes builds to fail.
Fixed a bug where the wrong id was being used for bug links in the environment.
PressGang 1.6 Release