Update notes: v1.4.0

Update notes v1.3.1 → v1.4.0:

• Added a story chapter for Beastmaster

• Added a setting option to set whether week starts on Sunday or Monday

• Added a setting option to disable screen saver

• Added a setting option to toggle GUI animation

• Added a launch option to use thin navigation buttons

• Added a launch option to specify immersive background modes

• Added a newsletter view

• Updated the tasks, stories buttons

• Updated the timer adjusting buttons

• Improved appearing animation of the wild monsters