CHANGELOG.md in benchmark_driver-output-gruff-0.3.0 vs CHANGELOG.md in benchmark_driver-output-gruff-0.3.1

@@ -1,4 +1,17 @@
+# v0.3.1
+
+* Use context name as a legend of graph
+  * https://github.com/benchmark-driver/benchmark-driver/issues/39
+
+# v0.3.0
+
+* Support benchmark\_driver v0.12
+
+# v0.2.0
+
+* Support benchmark\_driver v0.11
+
 # v0.1.1
 
 * Show running job
 * Change bar colors
 * Change font sizes