address directory missing issues in sledgehammer
improve error information when we have unparsable commit messages
add delayed job starts to tests server
only need 1 delayed_job
make delayed job STOP
Merge pull request #1911 from cloudedge/pull-req-master-659142f998ec3f393579a94f6beb129b886c15c8

Remove failing tests, make dev tests server add delayed job [2/2]