Bump vx-builder
Update dependencies
More rubies
Merge branch 'bebanjo' into rails4.1

* bebanjo:
  More rubies
  Update dependencies
  Bump vx-builder

Conflicts:
	Gemfile
	Gemfile.lock
	spec/controllers/api/invites_controller_spec.rb
	spec/controllers/api/projects_controller_spec.rb
	spec/controllers/users/signup_controller_spec.rb
	spec/models/build_spec.rb
	spec/models/invite_spec.rb
	spec/models/job_log_spec.rb
	spec/models/job_spec.rb
	spec/models/project_spec.rb
	spec/spec_helper.rb