[TD] DrawD* - DrawT*: remove unused includes - part 2/2

- also sort includes
- also additions to precompiled header

src/Mod/TechDraw/App/DrawPage.cpp

@@ -20,44 +20,31 @@
  *                                                                         *
  ***************************************************************************/
 
-
 #include "PreCompiled.h"
 
 #ifndef _PreComp_
-# include <sstream>
 # include <iostream>
-# include <iterator>
-#include <Precision.hxx>
-#include <cmath>
+# include <sstream>
+# include <Precision.hxx>
 #endif
 
-#include <Base/Exception.h>
-#include <Base/Console.h>
-#include <Base/FileInfo.h>
-#include <Base/Parameter.h>
-#include <Base/UnitsApi.h>
-
 #include <App/Application.h>
 #include <App/Document.h>
-#include <boost/regex.hpp>
+#include <Base/Console.h>
+#include <Base/Parameter.h>
 
 #include "DrawPage.h"
-#include "DrawView.h"
+#include "DrawPagePy.h"  // generated from DrawPagePy.xml
 #include "DrawProjGroup.h"
-#include "DrawViewClip.h"
 #include "DrawTemplate.h"
-#include "DrawViewCollection.h"
-#include "DrawViewPart.h"
-#include "DrawViewDimension.h"
+#include "DrawView.h"
 #include "DrawViewBalloon.h"
-#include "DrawLeaderLine.h"
+#include "DrawViewDimension.h"
+#include "DrawViewPart.h"
 #include "Preferences.h"
 
-#include <Mod/TechDraw/App/DrawPagePy.h>  // generated from DrawPagePy.xml
 
 using namespace TechDraw;
-using namespace std;
-
 
 //===========================================================================
 // DrawPage