Update CHANGELOG

Author: Sebastian Kippe

CHANGELOG.md

@@ -1,13 +1,20 @@
 # remoteStorage.js Changelog
 
 All releases can also be found and downloaded on the
-[releases page](https://github.com/remotestorage/remotestorage.js/releases) at GitHub.
+[releases page](https://github.com/remotestorage/remotestorage.js/releases)
+at GitHub.
 
 ## 1.0.3 (March 2018)
 
 ### Bugfixes
 
+* Fix missing If-Match headers on PUT requests (#1121)
 * Fix sync errors after disconnect (#939, #1117)
+* Use/update correct version number for documentation (#1115)
+
+### Enhancements
+
+* Documentation fixes and improvements
 
 ## 1.0.2 (November 2017)