Rename change_route to switch_routes.

route.c

@@ -166,7 +166,7 @@ uninstall_route(struct route *route)
    must be the same. */
 
 void
-change_route(struct route *old, struct route *new)
+switch_routes(struct route *old, struct route *new)
 {
     int rc;
 
@@ -528,7 +528,7 @@ consider_route(struct route *route)
     return;
 
  install:
-    change_route(installed, route);
+    switch_routes(installed, route);
     if(installed && route->installed)
         send_triggered_update(route, installed->src, installed->metric);
     else

route.h

@@ -46,7 +46,7 @@ void flush_neighbour_routes(struct neighbour *neigh);
 unsigned int metric_to_kernel(int metric);
 void install_route(struct route *route);
 void uninstall_route(struct route *route);
-void change_route(struct route *old, struct route *new);
+void switch_route(struct route *old, struct route *new);
 void change_route_metric(struct route *route, int newmetric);
 int route_feasible(struct route *route);
 int update_feasible(const unsigned char *id,