Additional SNMP checks for APC NetBotz environmental appliances, covering sensor types not monitored by the built-in NetBotz checks. Tested on APC NetBotz 750 (NetBotz50-MIB).

New services:

• Beacon ID: beacon on = CRIT
• Leak ID: leak detected = CRIT
• Vibration ID: vibration detected = CRIT

One service per sensor, the sensor label is shown in the summary.