started new DirtyHandler and SaveStatus
created CommitHandler to handle the process of creating a new commit/version
is_dirty() no longer includes untracked file checking
CommitHandler finished and working. Changed NewBranchDialog to NewBranchHandler
update
no longer using head.ref
Merge branch 'gitTool-DirtyHandler' into gitTool

Conflicts:
	pyrecon/gui/gitTool/dialogs.py
	pyrecon/gui/gitTool/main.py