Revert "Use Factory Girl to replace the Location fixtures with a factory"

This reverts commit d93e1157f623257c329cd92cb1c40540574f37cf.

Conflicts:
	test/factories/locations.rb
Revert "Install factory_girl_rails"

This reverts commit 971c6537a0de73a4f9e3098f89a1ac0ef7b15200.

Conflicts:
	Gemfile
	Gemfile.lock