Added CMAC interface documentation
Added CMAC interface documentation

kimvais/cryptography,kimvais/cryptography,bwhmather/cryptography,dstufft/cryptography,skeuomorf/cryptography,skeuomorf/cryptography,sholsapp/cryptography,dstufft/cryptography,bwhmather/cryptography,kimvais/cryptography,Hasimir/cryptography,skeuomorf/cryptography,Ayrx/cryptography,sholsapp/cryptography,kimvais/cryptography,Ayrx/cryptography,sholsapp/cryptography,bwhmather/cryptography,Hasimir/cryptography,Hasimir/cryptography,Ayrx/cryptography,bwhmather/cryptography,Hasimir/cryptography,dstufft/cryptography,dstufft/cryptography,sholsapp/cryptography,dstufft/cryptography,Ayrx/cryptography,skeuomorf/cryptography