A Nintendo 3DS emulator based on Citra

Added support for Artic Base
Desktop: Added favourite game functionality (#163)
Desktop: Added play time counter (#163)
Windows+Linux: Added game desktop shortcut functionality (#163)
Desktop: Updated right-click user interface layout (#163)
Updated executable names to follow a new naming scheme
    lime.exe --> lime3ds-cli.exe
    lime-qt.exe --> lime3ds-gui.exe
    lime-room.exe --> lime3ds-room.exe