* refactor: Updated discovery to use a core module for sysDescr/sysObjectID use
* final update hopefully
* revert changes
* more changes + docs
* migrated poller to use numerical sysObjectID
* more updates for sysObjectID
* update any alert rules which might have enterprises. in
* moved schema file
* small updates
* updated getHostOS()
* scrut fixes
* updated sysObjectId -> sysObjectID
* updated sysObjectId -> sysObjectID
* updated remainder of sysObjectId -> sysObjectID
* another sysObjectId -> sysObjectID
* fixed secureplatform test data
* Fix tests: $device is not pulled from the database before polling
Also, update the db in the core discovery module.
* feature: Allow customisation of rrd step/heartbeat when creating new rrd files
* revert defaults
* added docs + webui config option
* Move RrdDefinition to an Object to make them easier to create and remove the possibility of typos.
* Fix style/lint issues and missing use statements
* 3 more missing use statements
* updated doc + moved schema file
Neil Lathwood
Rosiak
Job Snijders
Tom Laermans
Adam Amstrong