Adds custom exception

.gitignore

@@ -0,0 +1,2 @@
+/nbproject/
+/vendor/

src/RouteNotFoundException.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace Kavalanche\Router;
+
+/**
+ * @author wojtek
+ */
+class RouteNotFoundException extends \Exception {
+    
+}

src/Router.php

@@ -46,7 +46,7 @@ class Router {
             }
         }
         http_response_code(404);
-        throw new Exception('Route not found!');
+        throw new RouteNotFoundException('Route not found!');
         exit;
     }