Merge pull request #10 from RoboticCheese/roboticcheese/debugging-the-travis-build

Add some debug output to rake
Only upload each key name once
Don't let Travis leave cloud servers up - $$$
Don't upload the vendored gems in Kitchen (takes too long)
Skip unnecessary Gems on the cloud builders
Only do a deploy if the build is a merge to master
Fix typo in 'control_node'
Merge pull request #11 from RoboticCheese/roboticcheese/only-upload-ssh-key-once

Only upload each key name once
Make build call a ruby_block so it can log to STDOUT
Send debug output from Omnibus to keep Travis alive
Merge pull request #12 from RoboticCheese/roboticcheese/log-omnibus-output

Make build call a ruby_block so it can log to STDOUT
Update to ClamAV 0.98.4
Update bundled gems
Merge pull request #13 from RoboticCheese/roboticcheese/update-to-0.98.4

Update to ClamAV 0.98.4
Drop the debug log--it breaks TravisCI's 4MB log limit
Depend on libxml2
Use the default RVM, whatever it is