Bug fixes for Android 4 with native browser and/or chrome as browser.
- Vertical scroll bug fixed
- Fullscreen wasn't fullscreen on some devices
- Swipe left/right didn't work on some devices
- You can now delete homework tasks
- Quick action bar for Edit / Delete
- Smaller 3D effect, as requested by you users
- Updated printscreens to be more evident about that you can type whatever you want as subject + that you can edit and delete subjects