Cleanup after move and change of interface.
Renamed test program and updated info in preparation for the big test program from Nettle.
Initial commit of the new chacha test program.
Added two distinct functions for chacha with 12 and 20 rounds.
Adding simple makefile to build the ChaCha test program.
Adding Makefile.in for integration fix.
Adding chacha sources.
Adding test program of umac in nettle.
Adding README for new sha512 development.
Adding info about the new developments.