Merge pull request #2 from srautiai/master

Do not open remote connection to devices which are excluded from the tes...
- Fixed issue where empty runs might be started at end of test
- Added debug logging
- Filtered out stomp stderr messages
- Connection mutexes are now per project_run, not per project
- Devices are now run in randomized order to avoid synchronizing with other users
- Changed stomp version requirement to 1.2.9 as 1.2.16 seems incompatible with testdroid-remote and this is the last know to work.
- Added example testfunctionality.rb
- Gem version 0.0.8
Added Gemfile and usage instructions for the example scripts.
Rename usage.txt to README.md

Renamed usage instructions for github.
Updated helper to use api v2