add question to test with official server

issue_template.md

@@ -9,6 +9,12 @@ Tell us what happens instead
 2. 
 3. 
 
+### Can this problem be reproduced with the official owncloud server?
+### Please log in with: 
+### user: test
+### password: test
+### url: https://demo.owncloud.org
+
 ### Environment data
 Android version: