Preparing for the scheduled tasks

- incorporated cidr from develop
- some other improvements to the background jobs
Further work on the scheduled tasks

- Also some changes left off from the previous commit
Further work on the background jobs

- started work on scheduling
- view to add scheduled tasks (still needs work)
- moved cache job bulk-code to the job model from the controller
- bootstrap timepicker
More work on the background jobs

- added scheduler to the export caching
- site admins can set up the intervals of the automated caches, and the exact times at which they should be executed.
Small change to the tasks index

- removed script that after changes was basically a copy of another one