xbmc: add patch to make 'ld-is-gold' work with configure

The custom XBMC XB_FIND_SONAME macro doesn't work with the gold linker, backport a patch to fix it

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
xbmc: convert to PACKAGECONFIG and fix runtime dependencies

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>

Conflicts:
	meta-multimedia/recipes-mediacentre/xbmc/xbmc_git.bb