Rename lock instance variable to be consistent with ASControlNode and ASImageNode lock variable naming
Rename lock instance variable to be consistent with ASControlNode and ASImageNode lock variable naming

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