vpnbypass: No longer depends on hardcoded WAN interface name).
vpnbypass: Table ID, IPSET name and FW_MARK as well as FW_MASK can be defined in config file.
vpnbypass: Uses iptables, not ip rules for handling local IPs/ranges.
vpnbypass: More reliable creation/destruction of VPNBYPASS iptables chain.
vpnbypass: Updated Web UI enables/start and stops/disables service.
vpnbypass: Beautified output.

Signed-off-by: Stan Grishin <stangri@melmac.net>