encrypt 3.3.0

A set of high-level APIs over PointyCastle for two-way cryptography.

3.3.0

• Added the Fernet algorithm, thanks to @timfeirg
• Moved the secure random logic to the lib
• Added key stretching

3.2.0

• Fix wrong casting.
• Add decryptBytes, avoids UTF-8 high coupling.
• Add public decryption and private encryption for digital signature verification.

3.1.0

• Add support for CRLF PEM keys.
• Fix AES without padding.
• Add encryptBytes method.

3.0.0

• Enforce IV uniqueness.

2.2.0

• AES padding is now optional with defaults to PKCS7.

2.1.0

• secure-random command-line tool.

2.0.0

• All new API

1.0.1

• RSA

1.0.0

• Stable and documented API

0.2.0+2

• Remove unnecessary news
• Improve static typing
• Add examples index (README)

0.2.0+1

• Refresh dependencies, make sure it works on Dart 2