WIP on crypto wrapper providers for AES, TripleDES, Rabbit, 3 tests failing
Don't encrypt keys
Fix encoding issue with decrypted string in crypto wrapper
Remove dead code in crypto-wrappers.js
Review fixes, move crypto to src/adapters, update tests, update README, rebuild files in dist/
Fix bullets in README
Merge pull request #51 from humphd/crypto-wrappers

crypto wrapper providers for AES, TripleDES, Rabbit