Coded route_compare
Changed neigh_ifp to babel_ifp. Maybe not necessary
Zeroes should avoid bugs.
Rewrote resend_match with style
Rewrote find_best_route prototype. Style.
Corrected style call to send_update in route.c
Patched functions route_changed and route_lost.

Patched with the new code of Matthieu.
Recoded find_source to include source
Changed null to zeroes to avoid errors.
Handled source in find_xroute
Handled source in add_xroute