Enable Python 3
Update libsodium to 0.4.3, per maintainer update request by PR pkg/48260.

* Version 0.4.3
 - crypto_sign_seedbytes() and crypto_sign_SEEDBYTES were added.
 - crypto_onetimeauth_poly1305_implementation_name() was added.
 - poly1305-ref has been replaced by a faster implementation,
Floodyberry's poly1305-donna-unrolled.
 - Stackmarkings have been added to assembly code, for Hardened Gentoo.
 - pkg-config can now be used in order to retrieve compilations flags for
using libsodium.
 - crypto_stream_aes256estream_*() can now deal with unaligned input
on platforms that require word alignment.
 - portability improvements.
Updated security/libsodium to 0.4.3
Update to 6.9.2:
xf86-video-r128 6.9.2 includes a fix for EXA color errors on PowerPC,
plus updates to build with xserver 1.13 and 1.14.

Note that also this xserver patch is needed for 1.13 and 1.14:
http://lists.x.org/archives/xorg-devel/2013-September/037971.html

All credits go to Connor Behan for keeping this driver alive!

Connor Behan (4):
      Remove call to obsolete miInitializeBackingStore()
      Swap pixmap bytes for a solid picture on big endian host
      Minor spacing changes
      Specify NULL for the platform probe function

Tormod Volden (1):
      r128: bump to version 6.9.2
Updated x11/xf86-video-r128 to 6.9.2
Remove unused patch.