remove warning pointing at outdated doc
@@ -21,12 +21,6 @@ Matrix optionally supports end-to-end encryption, allowing rooms to be created
whose conversation contents is not decryptable or interceptable on any of the
participating homeservers.
-.. WARNING::
-
- End to end encryption is being worked on and will be coming soon. This
- section is incomplete. You can read more about what's underway at
- http://matrix.org/speculator/spec/drafts%2Fe2e/client_server/unstable.html#end-to-end-encryption.
-
Key Distribution
----------------
Encryption and Authentication in Matrix is based around public-key
