Rewrote code for checking if the destination is proxied by a mesh portal, to facilitate better
understanding of the functionality.
Signed-off-by: NJoel A Fernandes <agnel.joel@gmail.com>
Acked-by: NJavier Cardona <javier@cozybit.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>