CHANGELOG.md in jazzy-0.11.2 vs CHANGELOG.md in jazzy-0.12.0

@@ -1,4 +1,30 @@
+## 0.12.0
+
+##### Breaking
+
+* None.
+
+##### Enhancements
+
+* Support for mixed Swift-ObjC modules: generate two sets of SourceKitten
+  json and pass them on using `--sourcekitten-sourcefile`.  
+  [Joe Susnick](https://github.com/joesus)
+  [John Fairhurst](https://github.com/johnfairh)
+  [#447](https://github.com/realm/jazzy/issues/447)
+
+##### Bug Fixes
+
+* Stop displaying type attributes on extension declarations.  
+  [John Fairhurst](https://github.com/johnfairh)
+
+* Show ObjC and Swift classes (etc.) in the same category.  
+  [John Fairhurst](https://github.com/johnfairh)
+
+* Merge Swift extensions into ObjC classes.  
+  [John Fairhurst](https://github.com/johnfairh)
+  [Joe Susnick](https://github.com/joesus)
+
 ## 0.11.2
 
 ##### Breaking
 
 * None.