The masses of online music streamers in Germany have discovered that there's one less option for blasting Cee Lo Green. Grooveshark has pulled the plug on its services in the country due to the seemingly truckloads of cash it was shelling out to GEMA, the performance and reproduction rights organization. The US-based music streaming service is no stranger to licensing quarrels, though, as they've been in scuffles with Sony, Universal, Warner and EMI in the States.Groo