Discard duplicate path exceptions
Discard duplicate path exceptions

The three file lists already discard duplicate entries. Do the same for
paths in the path exceptions list.

Lartza/mumble,Lartza/mumble,Lartza/mumble,Lartza/mumble,Lartza/mumble,Lartza/mumble,Lartza/mumble,Lartza/mumble