CHANGELOG.md in eps-0.3.3 vs CHANGELOG.md in eps-0.3.4

@@ -1,4 +1,8 @@
+## 0.3.4 (2020-04-05)
+
+- Added `predict_probability` for classification
+
 ## 0.3.3 (2020-02-24)
 
 - Fixed errors and incorrect predictions with boolean columns
 - Fixed deprecation warnings in Ruby 2.7