yaml os discovery now respects the os mib_dir definition
mib_dir now only allows strings, not arrays
changed schema validation to account for that
consolidated dell mibs, no reason for them to be spread out
Changed some values to be explicitly boolean
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* 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.
