COMP: Add WRAP_SPECIAL file property for special type wrapping.

The python wrappers will wrap header files that have WRAP_SPECIAL
set even if they also have WRAP_EXCLUDE set.

CMake/vtkWrapPython.cmake

@@ -39,9 +39,10 @@ MACRO(VTK_WRAP_PYTHON3 TARGET SRC_LIST_NAME SOURCES)
   FOREACH(FILE ${SOURCES})
     # should we wrap the file?
     GET_SOURCE_FILE_PROPERTY(TMP_WRAP_EXCLUDE ${FILE} WRAP_EXCLUDE)
+    GET_SOURCE_FILE_PROPERTY(TMP_WRAP_SPECIAL ${FILE} WRAP_SPECIAL)
     
     # if we should wrap it
-    IF (NOT TMP_WRAP_EXCLUDE)
+    IF (TMP_WRAP_SPECIAL OR NOT TMP_WRAP_EXCLUDE)
       
       # what is the filename without the extension
       GET_FILENAME_COMPONENT(TMP_FILENAME ${FILE} NAME_WE)
@@ -99,7 +100,7 @@ MACRO(VTK_WRAP_PYTHON3 TARGET SRC_LIST_NAME SOURCES)
           SET(VTK_WRAP_PYTHON_CUSTOM_COUNT)
         ENDIF(VTK_WRAP_PYTHON_CUSTOM_COUNT MATCHES "^${VTK_WRAP_PYTHON_CUSTOM_LIMIT}$")
       ENDIF(VTK_WRAP_PYTHON_NEED_CUSTOM_TARGETS)
-    ENDIF (NOT TMP_WRAP_EXCLUDE)
+    ENDIF (TMP_WRAP_SPECIAL OR NOT TMP_WRAP_EXCLUDE)
   ENDFOREACH(FILE)
   
   # finish the data file for the init file        

Common/CMakeLists.txt

@@ -392,14 +392,21 @@ SET_SOURCE_FILES_PROPERTIES(
   vtkOldStyleCallbackCommand.cxx
   vtkSmartPointerBase.cxx
   vtkStdString.cxx
-#  vtkTimeStamp.cxx
-#  vtkVariant.cxx
+  vtkTimeStamp.cxx
+  vtkVariant.cxx
   vtkWeakPointerBase.cxx
   vtkUnicodeString.cxx
 
   WRAP_EXCLUDE
 )
 
+SET_SOURCE_FILES_PROPERTIES(
+  vtkTimeStamp.cxx
+  vtkVariant.cxx
+
+  WRAP_SPECIAL
+)
+
 # Activate code in "vtkVariant.cxx".  See the comment in the source.
 SET_SOURCE_FILES_PROPERTIES(vtkVariant.cxx PROPERTIES
   COMPILE_FLAGS -DVTK_VARIANT_IMPL)