convert: teach cvsps to handle . repository (
issue1649)
For a CVS repository checked out with "cvs co .", the prefix used to strip of
what we get from CVS was previously erroneously set to "repopath/.".
We now prevent the dot to be added.
Test folded in test-convert-cvs and simplified by Patrick Mézard
<pmezard@gmail.com>.
record: separate each hunk with a blank line
This makes it easier for the eye to find the beginning of a hunk when
scrolling up in the terminal.
mq: do not try to delete non-existent files (regression from
e8e56d8377ab)