Initial commit
Imported files from cryptokit and ocaml-sha projects
Fix endianness problem for sha512
HMAC sha512 operates on 128 bits blocks
Removed useless code from ocaml-sha, updated bindings
Updated cryptokit.mli with some new doc including reference to sha512
Deleted setup.data
Deleted setup.log
Added a test and speedtest for sha512
Replaced all SHA code by the more efficient ocaml-sha
Merge https://github.com/vbmithr/cryptokit-sha512
functional server & client, available for non-sasl ejabberd server | new stream passing mechanism