[Part] Pa* to Pre*: remove unneeded includes

- also sort includes

src/Mod/Part/App/Part2DObject.cpp

@@ -20,7 +20,6 @@
  *                                                                         *
  ***************************************************************************/
 
-
 #include "PreCompiled.h"
 #ifndef _PreComp_
 # include <TopoDS_Shape.hxx>
@@ -44,18 +43,14 @@
 #define M_PI       3.14159265358979323846
 #endif
 
-
-#include <Base/Console.h>
-#include <Base/Exception.h>
-#include <Base/Reader.h>
-#include <App/Property.h>
-#include <App/PropertyLinks.h>
-#include "Part2DObject.h"
-#include "Geometry.h"
-#include "DatumFeature.h"
-
 #include <App/FeaturePythonPyImp.h>
-#include <Mod/Part/App/Part2DObjectPy.h>
+#include <App/PropertyLinks.h>
+#include <Base/Reader.h>
+
+#include "Part2DObject.h"
+#include "Part2DObjectPy.h"
+#include "Geometry.h"
+
 
 using namespace Part;