This test tries to verify basic sanity of git-submodule, i.e. that it is
able to clone and update a submodule repository, that its status output is
sane, and that it barfs when the submodule path is occupied during init.
Signed-off-by: Lars Hjemli <hjemli@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>