status: add -c (clean) and -A (all files) options
also add new localrepo.status what is more uniform than localrepo.changes.
localrepo.changes is deprecated and will go away soon.
(the addremove command is deprecated; use add and remove --after instead)
adding dir/bar
adding foo
dir/bar
foo
(the addremove command is deprecated; use add and remove --after instead)
adding dir/bar_2
adding foo_2
dir/bar_2
foo_2