Merge branch 'patch-1' into 'master'

Update README.md

See merge request arsnova/arsnova-lite!211

README.md

 # ARSnova lite
 
-This is the new Frontend for the Audience Response System ARSnova and is currently in beta.
+This is the new frontend for the Audience Response System [ARSnova](https://arsnova.eu) and is currently in beta.
 
-The project aims to provide a new experience with ARS systems and breaks with conventions introduced by arsnova-mobile. You can head over to [arsnova-lite](https://arsnova-lite.mni.thm.de/) to see it in action.
+The project aims at creating the best possible user experience with a web-based audience response app. You can head over to [ARSnova lite](https://beta.arsnova.eu) to see it in action.
 
 ## Documentation