docs: Fix CPU history diagram
If no SDL2 renderer is explicitly specified, and no accelerated renderer can be created, try falling back to any available renderer
Make sure menu_draw actually exists before drawing to the monitor in SDL2
Fix null free in console close in SDL2 when binary monitor disconnects
Make sure the CPU history response isn't too long before sending.
Fix uninitialized warnings
Reformat some binary monitor examples which overflow the PDF
Fix warnings