mesa: remove useless stuff and keep only small bbappend with one patch

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
meta-slate: linux-yocto: drop AUTOREV and use normal PRINC

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
nyx-modules.bbappend: use slate override and drop AUTOREV

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
luna-sysmgr.bbappend: use slate override

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
qt4-webos.bbappend: use slate override

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
luna-sysmgr-ipc-messages: use slate override

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>