Catch FileNotFoundError in Game/rungame.py

PEP 8 checks too
Colored shell text in Game/rungame.py,

Add finally block I forgot to do in the last commit.
Use vertical menu layout in Game/legojam.py
Activate new menu layout in normal mode, activate JAM Extractor wrapper in running mode,

Activate Racers launcher in normal mode

Those changes are from the last commit. This commit makes
Game/legojam.py use a vertical menu layout. I had the wrong files
selection, and wrote the wrong commit message. :neutral_face: