Issue #114: Don't track pkglist.clip
Issue #114: Don't track pkglist.clip

pkglist.clip is frequently changing because of RPMs that are built from
CLIP. It makes more sense to not track the pkglist.

ykhodorkovskiy/clip,ykhodorkovskiy/clip,ykhodorkovskiy/clip,rprevette/clip,rprevette/clip,rprevette/clip,ykhodorkovskiy/clip,rprevette/clip