Remove wx/event.h from headers

src/widgets/FileHistory.h

@@ -15,7 +15,6 @@
 #include <algorithm>
 #include <wx/defs.h>
 #include <wx/choice.h>
-#include <wx/event.h>
 #include <wx/grid.h>
 #include <wx/window.h>
 #include <wx/weakref.h>

src/widgets/Grabber.h

@@ -33,7 +33,6 @@ flicker-free use.
 
 #include <wx/defs.h>
 #include <wx/dc.h>
-#include <wx/event.h>
 #include <wx/gdicmn.h>
 #include <wx/window.h>
 #include <wx/statbmp.h>

src/widgets/Grid.h

@@ -16,7 +16,6 @@
 #include <wx/setup.h> // for wxUSE_* macros
 #include <wx/defs.h>
 #include <wx/choice.h>
-#include <wx/event.h>
 #include <wx/grid.h>
 #include <wx/window.h>
 #include "NumericTextCtrl.h"

src/widgets/NumericTextCtrl.h

@@ -22,7 +22,6 @@
 #include <vector>
 #include <wx/setup.h> // for wxUSE_* macros
 #include <wx/defs.h>
-#include <wx/event.h>
 #include <wx/panel.h>
 #include <wx/stattext.h>
 #include <wx/textctrl.h>

src/widgets/PopupMenuTable.h

@@ -21,7 +21,6 @@ tables, and automatically attaches and detaches the event handlers.
 class wxCommandEvent;
 class wxString;
 #include <vector>
-#include <wx/event.h>
 #include <wx/menu.h>
 #include "../MemoryX.h"