merge: hide dummy merge capability (closes #1721)
commit: Add workaround for messages that begin with '-' (closes #1712)
Add beter workaround for messages that begin with '-' (closes #1712)
cmenu: Use .empty() instead of .size() == 0, etc.
cmenu: Consolidate "VistaOrLater" menu styling into reused function
shellext: Don't include ThgVersion pseudotarget in list of link params
merge: Fix workflow to fit better with a normal QWizard workflow
merge: re-implement dummy merge checkbox hiding (#1721) in qt merge dialog