py3: add b'' to make sure regex pattern are bytes in hgweb/webutil.py
# skip-blame because we are just adding b'' prefixes
Differential Revision: https://phab.mercurial-scm.org/D2260
py3: add b'' prefixes to make printrevset.py work in test-glog.t
# skip-blame because we are just adding b'' prefixes
Differential Revision: https://phab.mercurial-scm.org/D2257