CHANGELOG.md in microgem-1.0.21 vs CHANGELOG.md in microgem-1.0.22

@@ -1,6 +1,11 @@
 ## CHANGELOG
 
+### 1.0.22
+
+* travis.yml: Update JRuby to 9.2.11.0
+* travis.yml: Don't test 2.3 anymore
+
 ### 1.0.21
 
 * Use frozen strings in generated Ruby files
 
 ### 1.0.20