Add license format, disable ARC and add deployment targets to podspec
Add license format, disable ARC and add deployment targets to podspec

Also fixes format of tag version string. Passes `pod spec lint` validation.
jmburges/expecta,iguchunhui/expecta,tonyarnold/expecta,ashfurrow/expecta,iosdev-republicofapps/expecta,modocache/expecta,tonyarnold/expecta,modocache/expecta,modocache/expecta,Bogon/expecta,udemy/expecta,udemy/expecta,ashfurrow/expecta,ashfurrow/expecta,suxinde2009/expecta,jmoody/expecta,jmoody/expecta,PatrykKaczmarek/expecta,iosdev-republicofapps/expecta,iguchunhui/expecta,ashfurrow/expecta,modocache/expecta,jmburges/expecta,Lightricks/expecta,PatrykKaczmarek/expecta,wessmith/expecta,Bogon/expecta,iosdev-republicofapps/expecta,wessmith/expecta,iosdev-republicofapps/expecta,Lightricks/expecta,jmoody/expecta,tonyarnold/expecta,tonyarnold/expecta,jmburges/expecta,specta/expecta,jmburges/expecta,jmoody/expecta,PatrykKaczmarek/expecta,PatrykKaczmarek/expecta,suxinde2009/expecta