tools.completion: don't use file-directory.
tools.completion: don't use file-directory.

mrjbq7/factor,sarvex/factor-lang,mrjbq7/factor,sarvex/factor-lang,bpollack/factor,bjourne/factor,bpollack/factor,factor/factor,mrjbq7/factor,tgunr/factor,tgunr/factor,sarvex/factor-lang,slavapestov/factor,slavapestov/factor,bjourne/factor,factor/factor,bpollack/factor,nicolas-p/factor,slavapestov/factor,nicolas-p/factor,bpollack/factor,dch/factor,bjourne/factor,AlexIljin/factor,slavapestov/factor,nicolas-p/factor,slavapestov/factor,AlexIljin/factor,mrjbq7/factor,bjourne/factor,slavapestov/factor,dch/factor,sarvex/factor-lang,slavapestov/factor,AlexIljin/factor,bpollack/factor,nicolas-p/factor,nicolas-p/factor,tgunr/factor,factor/factor,mrjbq7/factor,dch/factor,AlexIljin/factor,tgunr/factor,bpollack/factor,factor/factor,AlexIljin/factor,tgunr/factor,dch/factor,tgunr/factor,dch/factor,bpollack/factor,AlexIljin/factor,bjourne/factor,bjourne/factor,sarvex/factor-lang,dch/factor,factor/factor,mrjbq7/factor,nicolas-p/factor,sarvex/factor-lang,sarvex/factor-lang,AlexIljin/factor,bjourne/factor,nicolas-p/factor,factor/factor