- Switch from post-install ${RM} lines to @comment lines in plist for
  unwanted plist entries.
- unbreak libglesv2 in the !WITH_NEW_MESA case
- remove :keepla from USES=libtool


git-svn-id: https://trillian.chruetertee.ch/svn/ports/branches/experimental@1525 058c260c-8361-11dd-a0ac-aa2bafec7d09
dri.pc is always installed, not just with VDPAU.


git-svn-id: https://trillian.chruetertee.ch/svn/ports/branches/experimental@1526 058c260c-8361-11dd-a0ac-aa2bafec7d09