Remove SpinLock because it's illegal in iOS
Remove SpinLock because it's illegal in iOS

levi/AsyncDisplayKit,nrcmedia/AsyncDisplayKit,eanagel/AsyncDisplayKit,romyilano/AsyncDisplayKit,Xinchi/AsyncDisplayKit,lappp9/AsyncDisplayKit,Adlai-Holler/AsyncDisplayKit,Xinchi/AsyncDisplayKit,jellenbogen/AsyncDisplayKit,nrcmedia/AsyncDisplayKit,hannahmbanana/AsyncDisplayKit,garrettmoon/AsyncDisplayKit,facebook/AsyncDisplayKit,tomizimobile/AsyncDisplayKit,jellenbogen/AsyncDisplayKit,george-gw/AsyncDisplayKit,marmelroy/AsyncDisplayKit,facebook/AsyncDisplayKit,bimawa/AsyncDisplayKit,hannahmbanana/AsyncDisplayKit,rcancro/AsyncDisplayKit,gazreese/AsyncDisplayKit,jellenbogen/AsyncDisplayKit,maicki/AsyncDisplayKit,levi/AsyncDisplayKit,yufenglv/AsyncDisplayKit,facebook/AsyncDisplayKit,lappp9/AsyncDisplayKit,rahul-malik/AsyncDisplayKit,bimawa/AsyncDisplayKit,garrettmoon/AsyncDisplayKit,Adlai-Holler/AsyncDisplayKit,gazreese/AsyncDisplayKit,aaronschubert0/AsyncDisplayKit,romyilano/AsyncDisplayKit,harryworld/AsyncDisplayKit,Adlai-Holler/AsyncDisplayKit,nrcmedia/AsyncDisplayKit,george-gw/AsyncDisplayKit,jellenbogen/AsyncDisplayKit,JetZou/AsyncDisplayKit,bimawa/AsyncDisplayKit,JetZou/AsyncDisplayKit,rcancro/AsyncDisplayKit,romyilano/AsyncDisplayKit,aaronschubert0/AsyncDisplayKit,Xinchi/AsyncDisplayKit,yufenglv/AsyncDisplayKit,samhsiung/AsyncDisplayKit,eanagel/AsyncDisplayKit,Xinchi/AsyncDisplayKit,hannahmbanana/AsyncDisplayKit,yufenglv/AsyncDisplayKit,samhsiung/AsyncDisplayKit,tomizimobile/AsyncDisplayKit,hannahmbanana/AsyncDisplayKit,flovouin/AsyncDisplayKit,garrettmoon/AsyncDisplayKit,samhsiung/AsyncDisplayKit,bimawa/AsyncDisplayKit,flovouin/AsyncDisplayKit,JetZou/AsyncDisplayKit,rcancro/AsyncDisplayKit,gazreese/AsyncDisplayKit,harryworld/AsyncDisplayKit,maicki/AsyncDisplayKit,rahul-malik/AsyncDisplayKit,harryworld/AsyncDisplayKit,chrisdanford/AsyncDisplayKit,marmelroy/AsyncDisplayKit,eanagel/AsyncDisplayKit,jellenbogen/AsyncDisplayKit,lappp9/AsyncDisplayKit,flovouin/AsyncDisplayKit,rahul-malik/AsyncDisplayKit,smyrgl/AsyncDisplayKit,romyilano/AsyncDisplayKit,chrisdanford/AsyncDisplayKit,gazreese/AsyncDisplayKit,smyrgl/AsyncDisplayKit,facebook/AsyncDisplayKit,maicki/AsyncDisplayKit,lappp9/AsyncDisplayKit,JetZou/AsyncDisplayKit,aaronschubert0/AsyncDisplayKit,tomizimobile/AsyncDisplayKit,tomizimobile/AsyncDisplayKit,chrisdanford/AsyncDisplayKit,aaronschubert0/AsyncDisplayKit,flovouin/AsyncDisplayKit,levi/AsyncDisplayKit,Xinchi/AsyncDisplayKit,rmls/AsyncDisplayKit,rmls/AsyncDisplayKit,marmelroy/AsyncDisplayKit,Adlai-Holler/AsyncDisplayKit,rcancro/AsyncDisplayKit,yufenglv/AsyncDisplayKit,rahul-malik/AsyncDisplayKit,harryworld/AsyncDisplayKit,samhsiung/AsyncDisplayKit,maicki/AsyncDisplayKit,rcancro/AsyncDisplayKit,rmls/AsyncDisplayKit,george-gw/AsyncDisplayKit,aaronschubert0/AsyncDisplayKit,marmelroy/AsyncDisplayKit,flovouin/AsyncDisplayKit,nrcmedia/AsyncDisplayKit,maicki/AsyncDisplayKit,eanagel/AsyncDisplayKit,nrcmedia/AsyncDisplayKit,chrisdanford/AsyncDisplayKit,rmls/AsyncDisplayKit,harryworld/AsyncDisplayKit,tomizimobile/AsyncDisplayKit,george-gw/AsyncDisplayKit,rmls/AsyncDisplayKit,eanagel/AsyncDisplayKit,Adlai-Holler/AsyncDisplayKit,garrettmoon/AsyncDisplayKit,smyrgl/AsyncDisplayKit,levi/AsyncDisplayKit,levi/AsyncDisplayKit,JetZou/AsyncDisplayKit,hannahmbanana/AsyncDisplayKit,yufenglv/AsyncDisplayKit,smyrgl/AsyncDisplayKit,garrettmoon/AsyncDisplayKit