Add change-doc-range combinator
Add change-doc-range combinator

bjourne/factor,sarvex/factor-lang,nicolas-p/factor,mrjbq7/factor,ehird/factor,slavapestov/factor,erg/factor,nicolas-p/factor,mcandre/factor,erg/factor,mcandre/factor,dch/factor,AlexIljin/factor,factor/factor,kingcons/factor,bpollack/factor,bjourne/factor,bpollack/factor,sarvex/factor-lang,nicolas-p/factor,factor/factor,dch/factor,bjourne/factor,nicolas-p/factor,sarvex/factor-lang,ceninan/factor,bjourne/factor,dch/factor,sarvex/factor-lang,AlexIljin/factor,mrjbq7/factor,nicolas-p/factor,slavapestov/factor,bpollack/factor,mcandre/factor,bjourne/factor,factor/factor,tgunr/factor,erg/factor,bpollack/factor,bjourne/factor,tgunr/factor,bpollack/factor,erg/factor,ehird/factor,dch/factor,ceninan/factor,mrjbq7/factor,Keyholder/factor,tgunr/factor,dch/factor,ehird/factor,bjourne/factor,littledan/Factor,AlexIljin/factor,mrjbq7/factor,cataska/factor,slavapestov/factor,cataska/factor,factor/factor,erg/factor,mcandre/factor,Keyholder/factor,slavapestov/factor,sarvex/factor-lang,seckar/factor,AlexIljin/factor,tgunr/factor,mcandre/factor,sarvex/factor-lang,ceninan/factor,seckar/factor,slavapestov/factor,erg/factor,kingcons/factor,tgunr/factor,slavapestov/factor,littledan/Factor,littledan/Factor,mrjbq7/factor,factor/factor,sarvex/factor-lang,AlexIljin/factor,AlexIljin/factor,nicolas-p/factor,mrjbq7/factor,AlexIljin/factor,nicolas-p/factor,bpollack/factor,kingcons/factor,dch/factor,mcandre/factor,cataska/factor,ceninan/factor,mcandre/factor,littledan/Factor,tgunr/factor,cataska/factor,seckar/factor,kingcons/factor,erg/factor,Keyholder/factor,factor/factor,bpollack/factor,slavapestov/factor