update Release History

HISTORY.md

@@ -2,11 +2,21 @@
 
 ## 2.0.2 (2019-01-21)
 
+**Bugfixes**
+
+- each teststeps in one testcase share the same session
+- fix duplicate API definition output
+
+**Improvements**
+
+- display result from hook functions in DEBUG level log
 - change log level of "Variables & Output" to INFO
+- print Invalid testcase path or testcases
+- print testcase output in INFO level log
 
 ## 2.0.1 (2019-01-18)
 
-Bugfixes:
+**Bugfixes**
 
 - override current teststep variables with former testcase output variables
 - make compatible with testcase name is empty