README: add link to ristretto255-js and sort the list

README.md

@@ -476,11 +476,12 @@ See AUTHORS.md file.
 Third-party libraries based on TweetNaCl.js
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+* [chloride](https://github.com/dominictarr/chloride) - unified API for various NaCl modules
 * [forward-secrecy](https://github.com/alax/forward-secrecy) — Axolotl ratchet implementation
 * [nacl-stream](https://github.com/dchest/nacl-stream-js) - streaming encryption
+* [ristretto255-js](https://github.com/calibra/ristretto255-js) — implementation of the [ristretto255 group](https://ristretto.group/)
 * [tweetnacl-auth-js](https://github.com/dchest/tweetnacl-auth-js) — implementation of [`crypto_auth`](http://nacl.cr.yp.to/auth.html)
 * [tweetnacl-sealed-box](https://github.com/whs/tweetnacl-sealed-box) — implementation of [`sealed boxes`](https://download.libsodium.org/doc/public-key_cryptography/sealed_boxes.html)
-* [chloride](https://github.com/dominictarr/chloride) - unified API for various NaCl modules
 
 
 Who uses it