0.2.0: String interop

• Made HashCode instances castable to string - @thekid
• Heads up: Renamed HashCode's string method to base32 - @thekid
• Overloaded HashCode::equals() to also accept hex strings - @thekid
• Merged PR #2: Add digest() shortcut to Algorithm - @thekid

0.1.0: Hello World

• Merged PR #1: Add Murmur3 128-bit hashing algorithm - @thekid
• Hello World! First release - @thekid