✓ Elements of Material Design (In the future I am going to improve some elements and add more animations)
✓ Improved: some root functions
✓ Added: two sort functions
✓ Changed: two horizontal windows layout on tablet 7"
✓ Changed: vertical layout on tablet 10"
✓ Improved: file operations
✓ Added: 3 permissions: 2 are needed to get your avatar from contact list, 1 is needed to properly perform operations on files when the screen is off.