Add Moto G to PAC
 (XT1032 - global GSM)
 (XT1034 - retail US)
Update Contributors - Remove me from Urushi add me to Moto G
Added both variants to nightly

PS2: Edit Contributors with no credits
     Modified devices-breakdown.xml
Change-Id: I956393540157ac29781add54d7af7943e5de2522