Add a missing changelog entry

jstasiak · jstasiak · commit 53435104d5fb · 2017-02-03T14:13:33.000Z
diff --git a/README.rst b/README.rst
@@ -126,6 +126,7 @@ Changelog
 -------------------------
 
 * Dropped Python 2.6 support
+* Improved error handling inside code executed when Zeroconf object is being closed
 
 0.17.7
 ------
