This will hold Mapzen specific Tilestache providers. Hopefully this will eventually obviate the need for a fork of Tilestache.
Although Tilestache contains a proxy provider, it expects to receive an image response. This proxy provider expects that the response is already formatted, and simply writes that back out directly.
"all": {
"allowed origin": "*",
"provider": {
"class": "mapzen.providers:Proxy",
"kwargs": {
"url": "http://127.0.0.1:8080/all/{Z}/{X}/{Y}.${format}"
}
}
}