Also document that ed25519 is supported. Change-Id: Ibc4f44069eae4ff1aad27f22fc651a2f7611679d GitHub-Last-Rev: ee2ce0ae9900b11e1fa891e3587b111168f708c9 GitHub-Pull-Request: golang/crypto#119 Reviewed-on: https://go-review.googlesource.com/c/crypto/+/219506 Reviewed-by: Filippo Valsorda <filippo@golang.org> Run-TryBot: Filippo Valsorda <filippo@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org>