Revert "added tests"

This reverts commit 5b4476ec3d7803c1e2af1372eba4fc8a5cea85de.
Missed a surefire reference or it was merged in, either way corrected.
Tweaked the failsafe plugin a bit, maybe works now?
Minor test tweaks
Merge pull request #883 from rackerlabs/test-tweaks

Minor test tweaks
Bump deproxy version.
Fix problems in url with null user. Clean up the code a little.
Merge pull request #884 from izrik/deproxy-0.18

Deproxy 0.18