The screen update counter can no longer go below zero. Refactored _renderStateSwap to _updateScreen. _updateScreen will now increment the screen update disable counter after running screen update programs. Optimized the marble refresh code in xtakeit.
The screen update counter can no longer go below zero. Refactored _renderStateSwap to _updateScreen. _updateScreen will now increment the screen update disable counter after running screen update programs. Optimized the marble refresh code in xtakeit.

jfroy/rivenx,jfroy/rivenx,jfroy/rivenx,jfroy/rivenx