wpa_supplicant: convert to new package format

Signed-off-by: Stephan Raue <stephan@openelec.tv>
fontconfig: use /storage/.cache/fontconfig as persistent font cache dir, create fontcache only on first boot

Signed-off-by: Stephan Raue <stephan@openelec.tv>
Merge branch 'master' of github.com:OpenELEC/OpenELEC.tv