please add openvpn-udp

openvpn-tcp too delay。openvpn-udp better.

udp support for openvpn would be fantastic, since udp seems not too uncommon looking at providers that offer openvpn services. Further i would greatly appreciate additional authentication methods (e.g. sha512), because i learned some providers wont offer md5 or sha1 anymore :-/

sha2 is really needed - since the number of VPN provider that require SHA2 (sha512) is growing and looks like sha1 is deprecated.