Narcotics task force officers checking on a possible illegal marijuana grow ended up arresting the homeowner - not because of the pot, but because he allegedly is a felon and firearms were found at his residence.Members of the Nevada County Sheriff's task force, as well as the major crimes unit, Special Enforcement Detail and patrol served a search warrant at the residence of Sean Ransom Moore in the 14000 block of Dandee Hill Lane Monday, said Sheriff's Lt. John Kropp.Deputies found two marijuana gardens that were not in compliance with the county's new medical marijuana cultivation ordinance, but Ransom was …