Add support for build workers from frigg/frigg-worker
Merge branch 'master' of github.com:frigg/frigg into build-workers

Conflicts:
	frigg/builds/models.py
Remove test-runner detection

This functionality is now in the frigg-worker project.
Refactor result creation based on worker report
Fix errors introduced in merge of approve branch
Fix typo in token decorator
Remove Build.is_pending field

Since result is created when a build has finished we can have a property
based on whether a build has a result.
Refactor Project.start_build()

Move greater parts of it into Build.start() and add a deletion of
earlier results on that build, which will make it easier to restart
builds.
Change __unicode__ to __str__
pep8
Remove deploy view
Merge branch 'master' of github.com:frigg/frigg into build-workers

Conflicts:
	frigg/builds/models.py
Fix bug related to evaluation of a build result
Fix bug in Build.is_pending
Fix bug in Build.start()
Enhance report-view test
Remove unnecessary param in build-result creation
Merge branch 'master' of github.com:frigg/frigg into build-workers

Conflicts:
	frigg/builds/models.py
	requirements/base.txt
Merge pull request #78 from frigg/build-workers

Add support for build workers from frigg/frigg-worker