Revert "cors"

This reverts commit cc85425a1d5ded8e5a47e2353d252cc22a2155f3.
Revert "options catchall for cors"

This reverts commit 621a1b11171ae5c2163300c93060f21dd2d001a1.
Revert "Revert "cors""

This reverts commit 125e5abc279a1fd82b0125d8b8633bab58369be7.
Ugly CORS hack.