[JtReader] remove unused includes

- also sort some headers out to PreCompiled.h

src/Mod/JtReader/App/AppJtReaderPy.cpp

@@ -22,24 +22,20 @@
 
 #include "PreCompiled.h"
 
+#include <App/Application.h>
+#include <App/Document.h>
 #include <Base/Console.h>
 #include <Base/FileInfo.h>
 #include <Base/PyObjectBase.h>
-
-#include <App/Application.h>
-#include <App/Document.h>
-
 #include <Mod/Mesh/App/Core/MeshKernel.h>
-#include <Mod/Mesh/App/Core/Elements.h>
 #include <Mod/Mesh/App/MeshPy.h>
-#include <Mod/Mesh/App/MeshFeature.h>
 
 #include "TestJtReader.h"
 
+
 using std::vector;
 using namespace MeshCore;
 
-
 //using namespace JtReader;
 
 /* module functions */