tg.sh: allow -h or --help subcommands to work w/o repository
commit626e2945ade49ebf6a730f62fa7f75a07713cf52
authorKyle J. McKay <mackyle@gmail.com>
Wed, 15 Feb 2017 14:10:14 +0000 (15 06:10 -0800)
committerKyle J. McKay <mackyle@gmail.com>
Wed, 15 Feb 2017 14:10:14 +0000 (15 06:10 -0800)
tree0fe3c21e05454603ce843ce36276a80dce919cbd
parent042ee032bb1e5fca9a629a2b2b04510de28fd408
tg.sh: allow -h or --help subcommands to work w/o repository

If the single argument to the subcommand is either -h or --help
then avoid requiring a git repository to be present and avoid
doing the merge setup.

Signed-off-by: Kyle J. McKay <mackyle@gmail.com>
tg.sh