Changed lxde-libao pack to get speech-dispatcher source from FreeBSoft instead of Debian repo.

Added bash/knl_cc_howto (not finished)

On branch master
Changes to be committed:

modified:   a11y-configs/raspbian/lxde-libao/scripts/150-build-speech-dispatcher.sh
modified:   bash/kernel-build/README
new file:   notes/knl_cc_howto