Restructure the menus

Fix performance issue in the menu
Fix blackout_screen not working
Add safety fence

Change stage material to be less GPU intensive

Add new Splashscreen

Add AR mode easter egg
Continue transition to new game selection menu

Add remote panel with welcome message

Add exercise duration selector

Add hold cue to pushups
Add VAL Winter Games workout

Add exercise duration selector

Add hold cue to pushups
Add VAL Winter Games workout

Switch to regular InputEvents

Fix hand position in hand tracking mode
Add image that explains nodding

Switch to regular InputEvents

Fix hand position in hand tracking mode
Add image that explains nodding

Move Pushup view to a self contained node

Fix Battle mode regression

Fix standing cues hand heights