[Part] Step import: remove unused includes

- also sort includes

src/Mod/Part/App/ImportStep.cpp

@@ -24,8 +24,8 @@
 #ifndef _PreComp_
 # include <fcntl.h>
 # include <sstream>
-# include <BRep_Builder.hxx>
 # include <Quantity_Color.hxx>
+# include <BRep_Builder.hxx>
 # include <STEPControl_Reader.hxx>
 # include <StepData_StepModel.hxx>
 # include <TopoDS.hxx>
@@ -35,7 +35,6 @@
 # include <TopoDS_Compound.hxx>
 # include <TopExp_Explorer.hxx>
 # include <Standard_Version.hxx>
-# include <Transfer_TransientProcess.hxx>
 # include <XSControl_TransferReader.hxx>
 # include <XSControl_WorkSession.hxx>
 #endif
@@ -43,7 +42,6 @@
 #include <StepElement_AnalysisItemWithinRepresentation.hxx>
 #include <StepVisual_AnnotationCurveOccurrence.hxx>
 
-#include <App/Application.h>
 #include <App/Document.h>
 #include <Base/Console.h>
 

src/Mod/Part/Gui/DlgExportStep.cpp

@@ -21,8 +21,8 @@
  ***************************************************************************/
 
 #include "PreCompiled.h"
+
 #ifndef _PreComp_
-# include <QButtonGroup>
 # include <QCheckBox>
 # include <QDialogButtonBox>
 # include <QRegExp>

src/Mod/Part/Gui/DlgImportStep.cpp

@@ -21,18 +21,7 @@
  ***************************************************************************/
 
 #include "PreCompiled.h"
-#ifndef _PreComp_
-# include <QButtonGroup>
-# include <QCheckBox>
-# include <QDialogButtonBox>
-# include <QVBoxLayout>
-# include <QRegExp>
-# include <QRegExpValidator>
-# include <Interface_Static.hxx>
-#endif
 
-#include <App/Application.h>
-#include <Base/Parameter.h>
 #include <Mod/Part/App/OCAF/ImportExportSettings.h>
 #include <Mod/Part/App/STEP/ImportExportSettings.h>
 

src/Mod/Part/Gui/DlgSettingsGeneral.cpp

@@ -23,18 +23,16 @@
 #include "PreCompiled.h"
 #ifndef _PreComp_
 # include <QButtonGroup>
-# include <QVBoxLayout>
 # include <QRegExp>
 # include <QRegExpValidator>
+# include <QVBoxLayout>
 # include <Interface_Static.hxx>
 #endif
 
-#include <App/Application.h>
-#include <Base/Parameter.h>
-#include <Mod/Part/App/IGES/ImportExportSettings.h>
-#include <Mod/Part/App/STEP/ImportExportSettings.h>
-#include <Mod/Part/App/OCAF/ImportExportSettings.h>
 #include <Mod/Part/App/Interface.h>
+#include <Mod/Part/App/IGES/ImportExportSettings.h>
+#include <Mod/Part/App/OCAF/ImportExportSettings.h>
+#include <Mod/Part/App/STEP/ImportExportSettings.h>
 
 #include "DlgSettingsGeneral.h"
 #include "ui_DlgSettingsGeneral.h"