allow `this` in place of `.` (the implicit iterator) - looks nicer in expressions
allow `this` in place of `.` (the implicit iterator) - looks nicer in expressions

Rich-Harris/ractive,Rich-Harris/ractive,ndimas/ractive,pingjiang/ractive,heavyk/ractive,cgvarela/ractive,ISNIT0/ractive,thomsbg/ractive,aliprogrammer69/ractive,ndimas/ractive,magicdawn/ractive,aliprogrammer69/ractive,ractivejs/ractive,dyx/ractive,JonDum/ractive,marcalexiei/ractive,thomsbg/ractive,JonDum/ractive,squaredup/ractive,heavyk/ractive,npmcomponent/RactiveJS-Ractive,dyx/ractive,ractivejs/ractive,pingjiang/ractive,magicdawn/ractive,marcalexiei/ractive,npmcomponent/RactiveJS-Ractive,ractivejs/ractive,magicdawn/ractive,p0lax/ractive,squaredup/ractive,cgvarela/ractive,ISNIT0/ractive,squaredup/ractive,marcalexiei/ractive,aliprogrammer69/ractive,JonDum/ractive,dyx/ractive,thomsbg/ractive,heavyk/ractive,ndimas/ractive,p0lax/ractive,ISNIT0/ractive,cgvarela/ractive,pingjiang/ractive,Rich-Harris/ractive