sockjs/sockjs-protocol — Issue #27: Use Access-Control-Allow-Methods instead of Allow for CORS 
Author: majek
Created: 2011-12-08 11:31:57+00:00
State: open

http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.7

says that 405 requires `Allow` header. But this isn't a good header for OPTIONS request:

http://www.w3.org/TR/cors/#access-control-allow-methods-response-he

We should make sure we adhere to specs.