mutex, detuning helpers, GUI updates, play handles, many many changes... (4)

git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@482 0778d3d1-df1d-0410-868b-ea421aaaa00d

src/core/engine.cpp

@@ -104,6 +104,10 @@ void engine::destroy( void )
 	delete s_automationEditor;
 	s_automationEditor = NULL;
 
+#ifdef LADSPA_SUPPORT
+	delete s_ladspaManager;
+#endif
+
 	presetPreviewPlayHandle::cleanUp();
 
 	// now we can clean up all allocated buffer