Allows ping checks at intervals not tied to the poller. Pointless if you are not alerting on device status.
I updated the rrdstep.php script to treat ping-perf files separately and made it so it only converts if needed.
Docs here: https://docs.librenms.org/Extensions/Fast-Ping-Check/
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* First draft of the modals and the config interfaces
* GUI part done
* Backend code and db schema addition
* Documentation added, fixed alerting bug
* Fix typos
* Do not try to push an older db_schame.yaml
* Small db fix
* More db fixes
* Travis CI fixes
* missed a line in the travis error
* Fixed dependency clearing bug, Manage Host dependencies button now shows current selections
* Removed unnecessary index
* Correct faulty query
* Fixed sql query as requested, and renamed sql file
* Added requested changes
* Removed debug code
* Renamed sql file
* More fixes as requested
* Trying to fix db_schema.yaml
* adding laf's diff
* Corrected a small bug
* Try to resolve scrutinizer issue
* Main page bootgrid ajax modifications
* Also corrected travis ci errors
* Added select2 for pull downs, removed a redundant debug output. Changed parent_id to text
* Add missing class in the device settings page
* Fix bug where a link wasn't added after save
* Better parent down detection
* Add missing comma
* Behold the multi-parent code
* Added lookup table
* Ready for testing
* Trying to fix documentation conflicts
* Fix copy paste errors, and possible sql injection
* indentation problems
* Modified db_schema.yaml as well
* Typos, typos
* This should correct alerts
* Try to fix travis ci error
* Fix the typo in index.php
* Changed to Tony's query
* function explanation text changed
* Updated db_schema.yaml
* Trying to make automated tests happy
* Changes as requested
* Added acknowledgment for select2
* Added laf's patch
* dbBulkInsert when adding parents
