Some small cleanups for convert extension:
- repo doesn't need to be imported
- util.Abort doesn't need \n
- space after comma
- long lines
- spacing
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