v6.0.0

Breaking

• Use named exports instead of methods on a default export (#63) 4e1d895
  • import publicIp from 'public-ip'; publicIp.v6(); → import {publicIpv6} from 'public-ip'; publicIpv6();
• Allow getting either IPv6 or IPv4 (#63) 4e1d895

v5.0.0...v6.0.0