travis: Fix errors in Debian builds
travis: Fix errors in Debian builds

Fix a typo in the OS test, and a missing invocation of release.sh, and
make sure the local repo is clonable (not shallow).

Signed-off-by: Kevin Cernekee <3105dbb3dd63fbb4f6371cfb04adc6726f76c56b@gmail.com>

cernekee/stoken,cernekee/stoken,mtmiller/stoken,cernekee/stoken,mtmiller/stoken,cernekee/stoken,mtmiller/stoken,mtmiller/stoken