[QGit] Some suggestion

Can add below function at qgit?
===Difference other version===
	1. user choose a commit, 
	2. right click 
		Check working dir
		View patch
		....
		[Diff with other commit]

	3. change icon +
	4. user choose other commit

	QGit show list of changed files. 
	click one files, call extern diff tool show difference. 

=== file view ===
	Can use different color to high light current commit change.