libdrm: update to libdrm-2.4.48

Signed-off-by: Stephan Raue <stephan@openelec.tv>
elfutils: build with '-fPIC -DPIC'

Signed-off-by: Stephan Raue <stephan@openelec.tv>
Update smb.conf

users might be confused when they put something in a share called "emulators" and then have to find the files in a subdirectory of emulators/mame
libdrm: update to libdrm-2.4.49

Signed-off-by: Stephan Raue <stephan@openelec.tv>