code: public static SshConnection getConnection(String host, int port,
                                                Authentication authentication) throws IOException {
          return getConnection(host, port, GerritDefaultValues.DEFAULT_GERRIT_PROXY, authentication);
      }
docs: Creates a {@link SshConnection}.
  
  @param host           the host name
  @param port           the port
  @param authentication the credentials
  @return a new connection.
  
  @throws IOException if so.
  @see SshConnection
  @see SshConnectionImpl