History.markdown in jekyll-sitemap-1.3.1 vs History.markdown in jekyll-sitemap-1.4.0

@@ -1,4 +1,14 @@
+## 1.4.0 / 2019-11-21
+
+### Minor Enhancements
+
+  * Avoid overwriting an existing robots.txt (#246)
+
+### Bug Fixes
+
+  * Simulate `last_modified_at` injection by plugin (#256)
+
 ## 1.3.1 / 2019-03-25
 
 ### Bug Fixes
 
   * Update plugin metadata and dev environment (#244)