Low: fencing: Update return codes for regression tests
Low: fencing: Do not broadcast suicide if the on action is being executed
Low: fencing: Update fencing test to use fence_dummy agent
Low: fencing: Update regression test-suite to use fence_dummy
Fix: fencing: Allow fencing for node after topology entries are deleted
Low: fencing: Regression test for fence after all topology entries are removed
Merge pull request #365 from davidvossel/fencing_regression_test_update

Fencing fixes and regression test update