update changelog

CHANGELOG.md

@@ -1,9 +1,20 @@
-## 0.1.0
+## 0.1.2
+
+* Add support for merging draft releases [#16](https://github.com/softprops/action-gh-release/pull/16)
 
-* Initial release
+GitHub's api doesn't explicitly have a way of fetching a draft release by tag name which caused draft releases to appear as separate releases when used in a build matrix.
+This is now fixed.
+
+---
 
 ## 0.1.1
 
 * Add support for publishing releases on all supported virtual hosts
 
-You'll need to remove `docker://` prefix and use the `@v1` action tag
+You'll need to remove `docker://` prefix and use the `@v1` action tag
+
+---
+
+## 0.1.0
+
+* Initial release