Fixes an issue with several uptime graphs using the average value when it should be using the minimum value.
#### Testers
If you would like to test this pull request then please run: `./scripts/github-apply <pr_id>`, i.e `./scripts/github-apply 5926`
After you are done testing, you can remove the changes with `./scripts/github-remove`. If there are schema changes, you can ask on discord how to revert.
* Added check_load.inc.php.
* Combined load graphs. Removed extra backslashes from all graphs. Escaped backslash in mysql file.
* Added a note about local only service checks to the docs.
- Moved check-services.php to a poller module
- Added performance data collection to the poller
- Centralised DB functions to includes/services.inc.php
- Created add/edit/delete functions off the device, services page
- Removed legacy edit/delete interfaces.
- Moved and modified check.inc scripts
- Documentation Updates
- Modified services table
