catalyst: refuse to remove git repositories

Change-Id: I8bc8bb4d5ea3d2577da5ccb738bbb6261558cd80
catalyst: better usage message for test-catalyst.sh

Change-Id: Ic1310d8a120bcbd1b2283ecf5852d4c9cb1946ec
fixup! catalyst: refuse to remove git repositories

Change-Id: I0990db36076fed7218927c286850427407dc1e61
catalyst: refuse to remove git repositories

Change-Id: I8bc8bb4d5ea3d2577da5ccb738bbb6261558cd80
catalyst: better usage message for test-catalyst.sh

Change-Id: Ic1310d8a120bcbd1b2283ecf5852d4c9cb1946ec
Merge topic 'safer-catalyze' into next

697d8127 fixup! catalyst: refuse to remove git repositories
47b45a94 catalyst: better usage message for test-catalyst.sh
8cbc0316 catalyst: refuse to remove git repositories
Merge topic 'safer-catalyze' into next

f7b90fc2 catalyst: better usage message for test-catalyst.sh
d324e552 catalyst: refuse to remove git repositories