AES-CFB: Reuse asm.js module instance for publick API methods
Drop-in replacement for `crypto.getRandomValues` with gracefull fallback to `Math.random`
ISAAC-improved `getRandomValues`
Refactor AES-256
SHA512 implemented
Merge pull request #17 from tresorit/sha512

SHA512
SHA512: fix lint warning
RSA-OAEP-SHA512, RSA-PSS-SHA512, update README
Merge