v0.2.3

• Fixed issue with hamming distance calculating and the GMP extension.

v0.2.2

• Speed up hamming distance calculation

v0.2.1

• Use gpm_hamdist to calculate the hamming distance if the extension is loaded.
• Improved fallback hamming distance calculation.

v0.2.0

• Use DifferenceHash implementation as default implementation

v.0.1.4

• Close resources after hashing

v.0.1.3

• Allow string hashes, as long as they are numeric

v0.1.1

• Better results for all implementations

v.0.1.2

• Better results for all implementations.

v0.1.0

Initial version