metomi/rose#546: initial work
metomi/rose#546: implement
Add ability to version control working copies
metomi/rose#546: update
metomi/rose#546: adjust for new macro module naming
Fix to allow multiple working copies from same repository
metomi/rose#546: refactor button menu
Merge pull request #621 from scwhitehouse/version_control

Version control in rose-stem source working copies
Merge pull request #607 from benfitzpatrick/546.metadata-macro-option

#546 - metadata macro option