Add GOST 28147-89 cipher implementation

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Add GOST 28147-89 MAC implementation

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Add GOSR R 34.11-94 message digest implementation

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Hook GOST 28147-89 cipher algorithms

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Hook GOST R 34.11-94 message digest algorithm

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Hook GOST 28147-89 MAC algorithm

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Enable GOST algorithms

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Add testsuite for GOST algorithms

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>