Remove redundant _ViewFullScreen call.
Fix mouse events not working when switching from 1x window size to fullscreen mode.
Bring factor back, but only apply it in windowed mode.
Actually apply the restored gstate.
Mark texture as maybe changed when running lists.
32-bit warning fixes in the debugger/win UI.
Defer initialization of the GE dbg preview.

Maybe it's causing slowdown on some cards to init a new context?
Update tests.
Merge pull request #3904 from unknownbrackets/ge-minor

Actually apply restored ge contexts
Merge pull request #3905 from unknownbrackets/debugger

Defer initialiazation of the GE debugger preview window
Merge pull request #3901 from thedax/win32FixFullScreenAgain

Win32: Fix 2 fullscreen bugs
More spline/bezier optimization. Enable real splines. Add option "Low quality spline/bezier curves".