Force openlayers to not use browser cache for tiles refresh
I use OpenLayers.Layer.XYZ to display tiles from TileStache
server without using the cache option of the server. However, I notice
that the tiles stay in cache until the whole page is refreshed.
If I want to redraw the XYZ layer, it does not works because the map
use the browser cache. Is there a way to force the map to not use that
cache? So could refresh the layer by receiving fresh tiles from the