1.2.3 Chore: remove redundancy files 1.2.2 Fixed: GetValue Null Reference Exception 1.2.1 Doc: Update README.md 1.2.0 Features: add containsKey 1.1.1 Doc: Update README.md 1.1.0 Feature: remove 1.0.1 Doc: Update README.md 1.0.0 Initial release