[experiments] Closes #435



See merge request !202

[databases] Add missing ordering requirements for back-ups



See merge request !201

[many] Add missing migration after model ordering change



See merge request !200

[many] Simplify backup system by using object's natural order (c.f. #433)



See merge request !199

[utils] Reset experiments in a transient state after a restore (c.f. #433)



See merge request !198

[utils] Don't backup Job/JobSplits as that requires a recursive dependence on the experiments app

Closes #433 

See merge request !197

[ci] Set temporary directory for prefix using mktemp (closes #434)



See merge request !196

Issue 433



See merge request !195

Scheduler

Merge new backend (scheduler) branch into master branch. Prepare for release.

See merge request !194

Conflicts:
	setup.py