various fixes to darcs conversion script
1. removed files were missed
2. hidden files in top directory were not added/removed correctly
3. suppressed spurious warning on adding new files.
4. hg changeset now checked in with original author and date
5. __file__ not supported by pdb.py
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