xorg-*: disable xmlto where it was failing
* meta-oe now provides xmlto-native
http://git.openembedded.org/meta-openembedded/commit/?id=
ab8f876ca8fa223c183e3db2029cce88f3435a27
but not the stylesheets for buildhosts without them it's unusable and fails, because xorg macros
autodetecting xmlto available, see:
http://lists.linuxtogo.org/pipermail/openembedded-devel/2011-December/037066.html
after adding xmlto-native and stylesheets-native to DEPENDS we can enable it again
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
