Don't return .pfs in ls.
Don't return .pfs in ls.

henrylee2cn/pachyderm,phacops/pachyderm,alexdebrie/pachyderm,klucar/pachyderm,phacops/pachyderm,klucar/pachyderm,kunthar/pachyderm,ShengjieLuo/pachyderm,alexdebrie/pachyderm,ShengjieLuo/pachyderm,henrylee2cn/pachyderm,sambooo/pachyderm,kunthar/pachyderm,sambooo/pachyderm,ShengjieLuo/pachyderm,alexdebrie/pachyderm,sambooo/pachyderm,klucar/pachyderm