New F11 for XO-1.5 build 48

[Chris Ball]

http://wiki.laptop.org/go/F11_for_1.5
http://dev.laptop.org/~cjb/f11-1.5/os48

Compressed image size: 411.28mb (+0.85mb since build 47)

Description of changes in this build:
 * fix Implode "keep error" on quit (#9736)
 * OHM wakes up on keypresses/touchpad more robustly (#9771)
 * add Arabic fonts

Package changes since build 47:

+kacst-fonts-2.0-2.fc11.noarch
-ohm-0.1.1-9.24.20091129git.fc11.i586
+ohm-0.1.1-9.25.20091130git.fc11.i586