Removed outdated screenshots
Fixed #8590: Confirmation added when answers are changed.
Fix for #8538: Abstention is shown on all questions
Fixed #8538: Enabled abstention answers for yesno and abcd
Fixed #8566: Sessions visited as student get their own icons
Fixed #8388: "delete all" button is hidden when no q's are present
Fixed #8563: Display total answers for students
Fixed #8558: Fixed displaying the wrong message
Fixed missing internationalisation of 'yesno' question answers (Task
#8605)
Fixed #6620: Use new server API to open/close questions
Fixed #6618: Use server API to delete all questions' answers
Fixed #6639: This hopefully fixes the delayed login problem
Fixed #6643: Empty answers are no longer allowed
Changed redirect to ARSnova manual
reverted changes (Task #8605)
Merge branch 'master' of git@scm.thm.de:arsnova/arsnova-mobile.git
Testing possible bug in QuestionStatisticChart.
Fixed #8657: Panel title doesn't overlap with delete all button
Merge remote-tracking branch 'origin/master' into sencha-cmd
Updated app.json in order to make backward compatibility possible.