Main menu

[knedl1k]

Create the main menu of the whole program

• menu with 3(?) options: Play, Settings, Quit
• when selected, the options will glow
• movement with knobs

[knedl1k]

Implementation of the menu should be done in 4436f8a commit.

Implementation

• 3 main options - Play, Settings, Quit.
• Play - starts up the game with default/changed level of difficulty & scaling.
• Settings - launches submenu with options Font and Difficulty. Also it is possible to go back to the main menu.
• Font - Offers to change 2 types of scaling factors.
• Difficulty - There are 3 (possibly will change to 2) levels of difficulty to choose from.