updated changelog

CHANGELOG.md

@@ -12,20 +12,23 @@ The AdLer Engine uses [Semantic Versioning](http://semver.org/).
 
 - background-color to SideBar.
 - Logout from Moodle.
+- loading screen to learningworld menu to load data and preventing UI pop-in.
+- error message and advice if server timeout in login context is reached.
 
 ### Changed
 
 - responsive styling of LoadingScreen.
 - BreakNotification message is now not a complete button. This gives better read- and usability.
 - refactored styling of WelcomePage and added new button for future functionality.
+- displaying moodle symbol on welcome screen only after successful login.
 
 ### Deprecated
 
 -
 
 ### Removed
 
--
+- fullscreen functionality in UI of h5p element to prevent bug that breaks h5p display.
 
 ### Fixed