revel/revel — pull request #681 by klauspost (2014-08-04 12:55:36+00:00)
Title: Case insensitive comparison for websocket upgrades (Fixes IE Websockets ...

...not passing through)

Internet Explorer users "Websocket" (with a capital W) in contrast to most, so websockets from IE are not upgraded when using the reverse proxy.

The check in "server.go" is fine.