v0.3.2

Fixes:

• fix: returns a 6-digit code, padded with "0" if needed

v0.3.1

Features:

• Encode key with hash
• Generate random key
• Print QR for Google Authenticator

v0.2.0

Features:

• Based on HOTP/TOTP algorithm
• Get code by encoded key
• Encode/Decode key
• Encode key for iOS