This patch improves all of the popen calls in hg-to-git.py by specifying the
template 'hg log' should use instead of calling 'hg log' and grepping for the
desired data.
Signed-off-by: Mark Drago <markdrago@gmail.com> Acked-by: Stelian Pop <stelian@popies.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>