Update Changelog.md

ashfurrow · web-flow · commit 169aabff0fb3 · 2016-07-28T10:32:14.000-04:00
diff --git a/Changelog.md b/Changelog.md
@@ -1,5 +1,6 @@
 # Current Master
 
+- Adds support for linting manifest file optional values. See [#3](https://github.com/ashfurrow/playground-book-lint/issues/3). - @rpowelll
 - Adds support for playground cutscene linting. See [#9](https://github.com/ashfurrow/playground-book-lint/issues/9). - @rpowelll
 
 # 0.0.1
