MCSA 70-410, 70-411, 70-412

Invalid date

- Improved the algorithm for arranging the questions: now you see the questions which you didn't answer first
- Highlight in Result TestSession, Numbers Tab, which question number was analysed by setting an orange line
- Changed the icon for Report Question button in Practice
- Fixed the crash in phones with Android version lower than Lollipop
- Fixed the Result Test Session, Numbers Tab not saving the position when opening explanation