ATLANTA — Popular ride-hailing firms such as Uber and Lyft are fighting lawsuits in Atlanta and other cities from cab drivers, taxi and limousine companies claiming the techno upstarts are siphoning off passengers and profits by skirting regulations that ensure consumer safety. The 2015 Georgia Legislature recently passed bills aimed at protecting passengers and requiring insurance coverage, which are to be signed into law May 6. But the ride-hailing companies, which use smartphone apps to connect passengers and drivers, have avoided doing fingerprint checks of drivers, and that rankles officials like Rep.