Provide a function to get all gateway groups a gateway is member of
Provide a function to get all gateway groups a gateway is member of

ch1c4um/pfsense,pfsense/pfsense,phil-davis/pfsense,pfsense/pfsense,NewEraCracker/pfsense,dennypage/pfsense,dennypage/pfsense,NewEraCracker/pfsense,brunostein/pfsense,NOYB/pfsense,ch1c4um/pfsense,pfsense/pfsense,phil-davis/pfsense,ptorsten/pfsense,ptorsten/pfsense,phil-davis/pfsense,brunostein/pfsense,jxmx/pfsense,BlackstarGroup/pfsense,jxmx/pfsense,phil-davis/pfsense,NOYB/pfsense,pfsense/pfsense,dennypage/pfsense,jxmx/pfsense,NewEraCracker/pfsense,NOYB/pfsense,BlackstarGroup/pfsense,BlackstarGroup/pfsense,NewEraCracker/pfsense,ch1c4um/pfsense,dennypage/pfsense,BlackstarGroup/pfsense,brunostein/pfsense,ptorsten/pfsense,ch1c4um/pfsense