merge: copy fixes and tests
Fix up "already seen" logic
Fix merge action in remote copy case
Add status message
Add lots of merge+copy/move test cases
adding foo
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
pushing to ../2
searching for changes
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files