Update Changelog.md

Author: seydx

Changelog.md

@@ -1,5 +1,15 @@
 # Changelog
 
 
+## v1.0.2 - 2020-02-27
+- Refactor polling
+- Fix FilterLevel/Name if no marker could be found
+- Fix printer offline message
+
+## v1.0.1 - 2020-02-24
+- Fixed Illegal filter level value
+- Fixed contact sensor if printer only has one marker
+- Added custom polling
+
 ## v1.0.0 - 2020-12-13
 - initial release