Started PressGang 1.7 Release
Merge branch 'master' into devel

Conflicts:
	pom.xml
Added BZ#1065609 - RFE: Need a way to specify the location of common content
Merge branch 'master' into devel

Conflicts:
	pom.xml
Added BZ#1098823 - Restrict the ability to push for translation to frozen content specs.
Added the ability to skip validating during the processing.
Fixed BZ#1072657 - The checkout command throws an NPE when no valid content spec exists.
Improved the search commands speed by expanding the data needed in the initial call.
Fixed BZ#1110539 - Unable to push some DocBook 5.0 topics for translation.
PressGang 1.7 Release