crypto: talitos - add hash algorithms

Add the following alorithms to talitos:
    md5,
    sha1,
    sha256,
    sha384,
    sha512.
These are all type ahash.

Signed-off-by: Lee Nipper <lee.nipper@gmail.com>
Acked-By: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>