Aruba Instant WLAN Checks

First Version of Aruba Instant WLAN checks Checks are done against the single APs or the virtual controller.

Changelog:

• 1.1.0 - update for 2.3 CMK
• 1.2.0 - migrated to CMK 2.3 API
• 1.2.1 - typo
• 1.2.2 - fixed levels bug
• 1.2.3 - added some more OIDs for detection