Add -I option to automatically find the remote to use

Looking in the git history, we can easily find the tfs remote we must interact with.
Using this `-I` option (instead specifying the remote name with `-i`) permit
 to automatically find the good remote and use it...
Update Next.md
update doc on `-I` option
Merge remote-tracking branch 'origin/master' into p504

Conflicts:
	doc/release-notes/NEXT.md
Merge pull request #504.