Many fixes in win32 platform

src/framework/core/adaptativeframecounter.h

@@ -52,6 +52,7 @@ public:
     int getLastFps() { return m_lastFps; }
     int getPartialFps() { return (int)m_partialFps; }
     int getMaxFps() { return m_maxFps; }
+    int getFrames() { return m_frames; }
     float getMediumFrameDelay() { return m_mediumFrameDelay; }
 
 private:

src/framework/core/graphicalapplication.cpp

@@ -108,8 +108,7 @@ void GraphicalApplication::run()
 
     g_lua.callGlobalField("g_app", "onRun");
 
-    // show the application only after we draw some frames
-    g_dispatcher.scheduleEvent([] { g_window.show(); }, 10);
+    g_window.show();
 
     while(!m_stopping) {
         // poll all events before rendering