B2gperf

* Added support for connecting to a wifi network using test variables
* Sleep after the B2G process is restarted, not before
* Make settle time configurable from the command line
* Fixed issue when actual app name differs from requested app name
* Added support for progressbar
* Print results to the console if not submitting to DataZilla
* Added support for B2G desktop client (Firefox OS simulator) builds
* Removed profile population scripts in favour of using b2gpopulate

* Fixed dependancy for gaiatest
* Fixed packaging issues
* Added script to process mozPerfDuration results

* Fixed issues with the B2G restart

* Restart between tests, with a command line option to disable
* Removed FPS measurement collection
* Made more resilient to failures
* Use atoms packaged with gaiatest

* Initial release