OpenELEC-settings: update to OpenELEC-settings-0.5.1

Signed-off-by: Stephan Raue <stephan@openelec.tv>
sqlite: update to sqlite-autoconf-3080701

Signed-off-by: Stephan Raue <stephan@openelec.tv>
openvpn: update to openvpn-2.3.5

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