Version 2.1.0

• Adds more alphabets to Base32Codec. Additional alphabets are:
  • base32hex
  • Lowerase base32hex
  • Crockford's Base32
  • Geohash's Base32
  • z-base-32
  • Word-safe alphabet
• Allows the padding parameter to be effective to any codecs in Base32Codec and Base64Codec.

Full Changelog: v2.0.0...v2.1.0