Added wxDateTime, wxTimeSpan, and wxDateSpan to wxPython.utils.

Added wxCalendarCtrl.

Other tweaks and fixes.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7477 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/src/helpers.h

@@ -115,6 +115,7 @@ extern "C" char *SWIG_GetPtrObj(PyObject *obj, void **ptr, char *type);
 
 #ifdef _MSC_VER
 # pragma warning(disable:4800)
+# pragma warning(disable:4190)
 #endif