make hg add of a removed file unremove the file
if a file was removed, hg add shouldn't mark the file
as added, but as normal
see issue683
abort: repository a not found!
255
abort: error: Connection refused
255
abort: repository a not found!
255
abort: destination '../a' already exists
255
abort: repository a not found!
255
destination directory: q
abort: destination 'q' already exists