hghave: detect cvs and cvsps availability "cvsps -h" was returning 1 in cygwin, probably because CVSROOT was unset, which does not prevent it to work correctly.

hghave: wrap command output matching

Merge with crew-stable

Test parents behaviour with files.

parents: make it match the doc when called on a file parents used to return the parent revision of the last revision updating selected file, instead of the updating revision itself.

Merge with crew-stable

Document pseudo-tags "null" and ".".

Merge with crew

mq: fix regression in 6fd953d5faea It caused qrefresh; qrefresh -X addedfile to leave the file as normal in dirstate. It should be marked added on the second pass.

Merge with crew-stable

sshrepo: fix Windows command quoting

extdiff: avoid repr() doubling paths backslashes under Windows

merge with crew-stable

Prevent WSGI apps from touching sys.stdin by setting ui.interactive to False.

interhg: allow more flexible pattern specification (fixes 2/3 of issue699) - something else than "pat" followed by a number can be used as key - something else than "/" can be used as delimiter - "ilmsux" flags (e.g. "i" for case insensitive) can be used

Don't decode unicode strings. This does not work with python2.3 and is probably not useful anyway with 2.4.