Always exclude .hgtags only .hgtags is the only tracked file that is written to just by issuing an hg command. This ensures that even a very unlikely tag like "$Id$" is processed properly.

Use Mercurial's getcwd()

Set boolean mandatory arguments directly and comment them

Avoid calling kwfmatcher twice (kwtemplater.overwrite, kwrepo.file) when overwriting _weedcandidates already checks if file is configured for keyword substitution.