[PD] Pad/pocket: fix wrong error message

- the error can also occur when the mode it not UpToFace (ToFirst or ToLast)
- also add note when Reversed checkbox is enabled since this is no obvious (as discussed in the forum)
- also some whitespace unification and include sorting

src/Mod/PartDesign/Gui/TaskPadParameters.cpp

@@ -20,17 +20,17 @@
  *                                                                         *
  ***************************************************************************/
 
-
 #include "PreCompiled.h"
-
 #ifndef _PreComp_
 # include <Precision.hxx>
 #endif
 
 #include <Mod/PartDesign/App/FeaturePad.h>
+
 #include "ui_TaskPadPocketParameters.h"
 #include "TaskPadParameters.h"
 
+
 using namespace PartDesignGui;
 using namespace Gui;
 
@@ -103,6 +103,8 @@ void TaskPadParameters::onModeChanged(int index)
         pcPad->Type.setValue("UpToFirst");
         break;
     case Modes::ToFace:
+        // Note: ui->checkBoxReversed is purposely enabled because the selected face
+        // could be a circular one around the sketch
         pcPad->Type.setValue("UpToFace");
         if (ui->lineFaceName->text().isEmpty()) {
             ui->buttonFace->setChecked(true);