Minor bugfix for gateway removal
Minor bugfix for gateway removal

sebkur/olsrd,zioproto/olsrd-gsoc2012,diogomg/olsrd-binary-heap,servalproject/olsr,duydb2/olsr,zioproto/olsrd,zioproto/olsrd-gsoc2012,acinonyx/olsrd,cholin/olsrd,ninuxorg/olsrd,duydb2/olsr,nolith/olsrd,duydb2/olsr,duydb2/olsr,diogomg/olsrd,zioproto/olsrd-gsoc2012,diogomg/olsrd-binary-heap,cholin/olsrd,servalproject/olsr,nolith/olsrd,ninuxorg/olsrd,cholin/olsrd,sebkur/olsrd,tdz/olsrd,servalproject/olsr,duydb2/olsr,duydb2/olsr,nolith/olsrd,sebkur/olsrd,nolith/olsrd,diogomg/olsrd-binary-heap,duydb2/olsr,diogomg/olsrd,acinonyx/olsrd,sebkur/olsrd,tdz/olsrd,nolith/olsrd,acinonyx/olsrd,diogomg/olsrd-binary-heap,zioproto/olsrd,zioproto/olsrd,cholin/olsrd,diogomg/olsrd,ninuxorg/olsrd,diogomg/olsrd-binary-heap,ninuxorg/olsrd,cholin/olsrd,sebkur/olsrd,zioproto/olsrd-gsoc2012,acinonyx/olsrd,diogomg/olsrd,sebkur/olsrd,tdz/olsrd,servalproject/olsr,servalproject/olsr,diogomg/olsrd-binary-heap,zioproto/olsrd-gsoc2012,diogomg/olsrd,servalproject/olsr,zioproto/olsrd,tdz/olsrd,diogomg/olsrd-binary-heap,diogomg/olsrd,zioproto/olsrd-gsoc2012,zioproto/olsrd,tdz/olsrd,ninuxorg/olsrd,acinonyx/olsrd,diogomg/olsrd,duydb2/olsr