qemu -vga (closes #110)
make OnBoard::Error inherit from :StandardError

So a default rescue - as a temporary hack - would work.
restore error handling regiggings
qemu: some improved error handling on restore
qemu: -loadvm on system startup only if reasonable
init: Required-Stop: sendsigs
qemu: support disk image path with spaces

Closes #108.
qemu: reset hw lists after exe change
add a README on glusterd startup
gluster: 80mount.rb renamed 80glusterfs-mount.rb

modules/glusterfs/etc/restore/80mount.rb ->
modules/glusterfs/etc/restore/80glusterfs-mount.rb
Merge branch 'master' into v12n
version bump 2013.05.04
Merge branch 'master' into margay