Tiles should not load data outside maxExtent unless the

'displayOutsideMaxExtent' option on the layer is set to true. Add
tests, docs, and code.


git-svn-id: http://svn.openlayers.org/trunk/openlayers@1531 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Tile/WFS.js

@@ -63,7 +63,10 @@ OpenLayers.Tile.WFS.prototype =
             this.clear();
         }
         OpenLayers.Tile.prototype.draw.apply(this, arguments);
-        this.loadFeaturesForRegion(this.requestSuccess);        
+        if (this.layer.displayOutsideMaxExtent || (this.layer.maxExtent && 
+            this.layer.maxExtent.intersectsBounds(this.bounds, false))) { 
+            this.loadFeaturesForRegion(this.requestSuccess);
+        }         
     },
 
     /** get the full request string from the ds and the tile params