blastmaster: Stop if a test does not finish like it should. Fixes #91.
blastmaster: Stop if a test does not finish like it should. Fixes #91.

test/fail/method_list_arg_redeclaration.ly has been passing for a long time because
blastmaster was pushing out so much spam that it failing wasn't being seen. Now,
blastmaster stops to prevent that sort of thing from happening again.

boardwalk/lily,crasm/lily,crasm/lily,crasm/lily,boardwalk/lily