Fixed `LayerMapping` to support `BigIntegerField` and removed support for `XMLField`.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@15961 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/contrib/gis/utils/layermapping.py

@@ -54,9 +54,7 @@ class LayerMapping(object):
         models.TextField : OFTString,
         models.URLField : OFTString,
         USStateField : OFTString,
-        # This is a reminder that XMLField is deprecated
-        # and this needs to be removed in 1.4
-        models.XMLField : OFTString,
+        models.BigIntegerField : (OFTInteger, OFTReal, OFTString),
         models.SmallIntegerField : (OFTInteger, OFTReal, OFTString),
         models.PositiveSmallIntegerField : (OFTInteger, OFTReal, OFTString),
         }