Use wx-prefixed macros throughout the repository.

Change {DECLARE,IMPLEMENT}_*CLASS and {DECLARE,BEGIN,END}_EVENT_TABLE
occurrences to use the wx-prefixed version of the macros.

samples/propgrid/propgrid.cpp

@@ -95,7 +95,7 @@ public:
                           wxEvent& event ) const wxOVERRIDE;
 };
 
-IMPLEMENT_DYNAMIC_CLASS(wxSampleMultiButtonEditor, wxPGTextCtrlEditor)
+wxIMPLEMENT_DYNAMIC_CLASS(wxSampleMultiButtonEditor, wxPGTextCtrlEditor);
 
 wxPGWindowList wxSampleMultiButtonEditor::CreateControls( wxPropertyGrid* propGrid,
                                                           wxPGProperty* property,
@@ -3070,7 +3070,7 @@ FormMain::~FormMain()
 
 // -----------------------------------------------------------------------
 
-IMPLEMENT_APP(cxApplication)
+wxIMPLEMENT_APP(cxApplication);
 
 bool cxApplication::OnInit()
 {
@@ -3274,7 +3274,7 @@ struct PropertyGridPopup : wxPopupWindow
     wxDECLARE_EVENT_TABLE();
 };
 
-IMPLEMENT_CLASS(PropertyGridPopup, wxPopupWindow)
+wxIMPLEMENT_CLASS(PropertyGridPopup, wxPopupWindow);
 wxBEGIN_EVENT_TABLE(PropertyGridPopup, wxPopupWindow)
     EVT_PG_ITEM_COLLAPSED(ID_POPUPGRID, PropertyGridPopup::OnCollapse)
     EVT_PG_ITEM_EXPANDED(ID_POPUPGRID, PropertyGridPopup::OnExpand)

samples/propgrid/propgrid.h

@@ -276,7 +276,7 @@ private:
     FormMain    *Form1;
 };
 
-DECLARE_APP(cxApplication)
+wxDECLARE_APP(cxApplication);
 
 // -----------------------------------------------------------------------
 

samples/propgrid/sampleprops.cpp

@@ -363,7 +363,7 @@ private:
     wxDECLARE_DYNAMIC_CLASS_NO_COPY(wxArrayDoubleEditorDialog);
 };
 
-IMPLEMENT_DYNAMIC_CLASS(wxArrayDoubleEditorDialog, wxPGArrayEditorDialog)
+wxIMPLEMENT_DYNAMIC_CLASS(wxArrayDoubleEditorDialog, wxPGArrayEditorDialog);
 
 //
 // Array dialog array access and manipulation