New ALSA version

Changes in -Current are pretty small lately and here's another batch of update which is coming out today:
- alsa-lib and alsa-utils are upgraded to 1.0.27
- mesa is now upgraded to 9.1.2 to bring bug fixes
- gnuplot is upgraded to 4.6.3 as requested in LQ
- imagemagick is upgraded to 6.8.5_4
- xmms is rebuilt to use ALSA instead of OSS