Added Motorola mobiles

Droid RAZR: 
Mozilla/5.0 (Linux; Android 4.0.4; XT910 Build/6.7.2-180_SPU-19-TA-11.6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/36.0.1985.135 Mobile Safari/537.36
Moto G: 
Mozilla/5.0 (Linux; Android 4.4.2; XT1032 Build/KLB20.9-1.10-1.24-1.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/34.0.1847.114 Mobile Safari/537.36
Moto X: 
Mozilla/5.0 (Linux; U; Android 4.2; xx-xx; XT1058 Build/13.9.0Q2.X-70-GHOST-ATT_LE-2) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30