reduced includes by means of static code analysis

FileLgt.cc

@@ -48,24 +48,13 @@
 \*===========================================================================*/
 
 #include "FileLgt.hh"
-#include <ACG/GL/GLState.hh>
-#include <OpenFlipper/BasePlugin/PluginFunctions.hh>
-#include <OpenFlipper/common/GlobalOptions.hh>
-#include <OpenMesh/Core/IO/IOManager.hh>
 
-#include <OpenFlipper/ACGHelper/DrawModeConverter.hh>
-
-#if QT_VERSION >= 0x050000 
+#if QT_VERSION >= 0x050000
   #include <QtWidgets>
 #else
   #include <QtGui>
 #endif
 
-#include <QFileInfo>
-#include <QSettings>
-
-#include <iostream>
-
 void FileLightPlugin::initializePlugin() {
 }