Merge pull request #3 from nvie/scheduler-integration

Patch ``connection`` to make it compatible with both ``Redis`` and ``StrictRedis``. Thanks @nvie!
Merge remote branch 'upstream/master' into scheduler-integration
Added support for StrictRedis in scheduler.py
Scheduled jobs are now scored by UTC unix time.
Merge branch 'scheduler-integration' of github.com:selwin/rq into scheduler-integration

Conflicts:
	CHANGES.md
	rq/scheduler.py
	rq/scripts/__init__.py
Merge branch 'master' into scheduler-integration
Merge branch 'master' of git://github.com/nvie/rq into scheduler-integration
Added queue.schedule_at and queue.schedule_in methods.
Merge @selwin's WIP on integration.