2016-07-29:  initial release
2018-05-08:  changed snmp scan and inventory function
2018-03-16:  added R80.10 MIBs
2018-05-30:  removed empty OIDs CHECKPOINT-MIB::lsConnectedClientsEntry,
                                CHECKPOINT-MIB::lsConnectedGatewaysEntry
                                CHECKPOINT-MIB::lsLoggingInfo
2020-06-08: changed snmp-scan function
2021-06-14: rewrite for cmk 2.0, added wato for checkpoint_fw_ls