During the CVS imports into Bzr, there were some inconsistencies introduced
(mostly that files that were deleted in CVS weren't being deleted in Bzr).
So this checkin makes the bzr repo actually consistent with the CVS repo,
including fixing permissions of files.

Patch by Marc Schumann <wurblzap@gmail.com>,
r=glob,LpSolit; a=LpSolit

Bug 387678: Warnings thrown when running ./runtests -v 11 - Patch by FrÃdÃric Buclin <LpSolit@gmail.com> r=dkl a=LpSolit

Bug 376908: Installation process should not assume skins are in the same directory as checksetup.pl - Patch by guillomovitch@zarb.org r/a=mkanat

Patch by Marc Schumann <wurblzap@gmail.com>;
r=myk,mkanat; a=myk