* Added support for AVG in rules
* More updates
* Final work to have advanced sql queries
* Added missing use
* Fix exception when invalid json is passed
* Fixed api for alert rules
* updated docs
- Add filtering by severity in list_alerts.
- Added ability to filter only active devices (not ignored and not disabled) in list_devices.
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* docs: Continue to reorganize things
Make landing pages for /Installation, /API, etc.
Split API out into multiple docs
Properly use multi-level navigation
Add lower nav buttons (tops are bug so disable for now)
Add logo for fanciness
Refine index page a bit
* Improve API TOC layout
* Couple of fixes.
* Fix API/API-Docs, assumed it was at the right url.