0.1.9 Add to_json to BaseEvent and deprecate json - @ashkan18 0.1.5 (3/24/17) Add initializer-style configuration block 0.1.2 (3/23/17) Refactor into namespaced modules and add configuration 0.1.1 (1/23/2017) Fix typo in ENV variable - @ashkan18. 0.1.0 (12/29/2016) Initial public release - @ashkan18.