Call onBeforeExecute middleware first

This will:
- Fix an issue where `RouteMap` instances are executed without request middlewares.
- Allow the user to change the resolved action by hacking the request URI from the middleware

Author: na2axl

src/WaterPipe/WaterPipe.php

@@ -495,6 +495,9 @@ private function _findRouteMap()
     private function _executeRequest()
     {
         try {
+            // Execute middleware
+            self::triggerBeforeExecuteEvent(Request::capture());
+
             $map = $this->_findRouteMap();
 
             if ($map !== null) {
@@ -558,9 +561,6 @@ private function _executeRequest()
                 throw new \Exception("Malformed route action");
             }
 
-            // Execute middleware
-            self::triggerBeforeExecuteEvent(Request::capture());
-
             // NOTE: No code will be executed after this call...
             $this->_executeAction($runner);
         } catch (\Exception $e) {