peg.ebnf: minor update
peg.ebnf: minor update

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