Web API: send API documentation if path is invalid

httpserver/staticfilecontroller.h

@@ -55,9 +55,12 @@ public:
     /** Constructor with settings structure */
     StaticFileController(const HttpDocrootSettings& settings, QObject* parent = NULL);
 
-    /** Generates the response */
+    /** Generates the response from HTTP request */
     void service(HttpRequest& request, HttpResponse& response);
 
+    /** Generates the response directly from the path */
+    void service(QByteArray& path, HttpResponse& response);
+
 private:
 
     /** Encoding of text files */