Bump version to 4.0.2

Author: naokazuterada

messages/4.0.2.md

@@ -0,0 +1,13 @@
+# MarkdownTOC - 4.0.2
+
+---
+
+**NOTE: 4.x may have "breaking changes"**
+
+If you are using 4.x for the first time and have any problems, please check [Upgrade Guide](https://github.com/naokazuterada/MarkdownTOC/releases/tag/4.0.0) at first.
+
+---
+
+## Changes
+
+- Fix the problem in Markdown Preview compatibility Ref: [#147](https://github.com/naokazuterada/MarkdownTOC/issues/147)