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.
%% no changes
%% no changes
%% uncompressed contents in repo
this is a test
%% uncompress our working dir copy
this is a test
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
%% uncompress our new working dir copy
this is a test