Restore CPoly.hs along with a default "light" version which includes support for the block sizes of most of the block ciphers out there, exceptions are GDES which uses an arbitrary 32 bit block size and BEAR and LION for similar reasons
Restore the SIV and CMAC modes now that a smaller version of CPoly is available
Make CTR mode a faster
Clean siv implementation a little removing duplicate code
Fix CMAC* for Lazy byte strings temporarily by casting into strict
Restore old CMAC* implementation that wasn't added when adding the patch
Merge pull request #14 from klondi/master

Restore the SIV and CMAC modes, export also the cbcMac