Address Sanitizer reports problems from GCC 4.9 to 5.3 compilers. Valgrind 2.13-SVN does not report a problem. It needs to be investiagted more to determine what's going on
- added AuthenticatedSymmetricCipher interface class and Filter wrappers
- added CCM, GCM (with SSE2 assembly), CMAC, and SEED
- improved AES speed on x86 and x64
- removed WORD64_AVAILABLE; compiler 64-bit int support is now required