twilio/flask-restful — pull request #294 by singulared (2014-09-03 23:08:03+00:00)
Title: Add "Allow" header to HTTP 405 error.

By [RFC7231](http://tools.ietf.org/html/rfc7231#section-6.5.5) 405 status **must** generate Allow header with list of resource's supported methods.