prevent memory leak with instance-bound function copies
prevent memory leak with instance-bound function copies

marcalexiei/ractive,marcalexiei/ractive,cgvarela/ractive,thomsbg/ractive,magicdawn/ractive,ractivejs/ractive,ractivejs/ractive,ISNIT0/ractive,ISNIT0/ractive,ractivejs/ractive,pingjiang/ractive,pingjiang/ractive,ndimas/ractive,marcalexiei/ractive,magicdawn/ractive,ndimas/ractive,cgvarela/ractive,squaredup/ractive,JonDum/ractive,JonDum/ractive,magicdawn/ractive,ISNIT0/ractive,squaredup/ractive,thomsbg/ractive,squaredup/ractive,cgvarela/ractive,pingjiang/ractive,thomsbg/ractive,JonDum/ractive,ndimas/ractive