Centralized CORS and cache header handling to requestHandler()
Centralized CORS and cache header handling to requestHandler()

mapzen/TileStache,SEL-Columbia/TileStache,jbants/TileStache,SEL-Columbia/TileStache,Billups/TileStache,Kosta-Github/TileStache,TileStache/TileStache,moskvax/TileStache,jbants/TileStache,Billups/TileStache,moskvax/TileStache,Blechhirn/TileStache,SEL-Columbia/TileStache,Billups/TileStache,MetGIS/TileStache,Kosta-Github/TileStache,mapzen/TileStache,moskvax/TileStache,MetGIS/TileStache,TileStache/TileStache,jbants/TileStache,Blechhirn/TileStache,mapzen/TileStache,TileStache/TileStache,Kosta-Github/TileStache,Blechhirn/TileStache,MetGIS/TileStache