Version 1.3.0

- New games: 2048, Star Battle, Guess by Numbers, and N-Back
- Challenger mode added to Sudoku, Takuzu, Nonogram, and Star Battle
- New Mixes tab: build a custom rotation of games and difficulties, then play through it with one tap
- New Logs tab shows your play history
- Redesigned account menu
- Bug fixes and stability improvements
