Lightweight Java Game Library Code

Linux: Removed superfluous check from display.c

Linux: Added zero size check to display.c

Linux: Added support for LWJGL_DISABLE_XRANDR environment variable to override Xrandr support on broken window managers

Linux: Drop out of Xrandr loop after a set amount of iterations

Linux: Made the XRRSetScreenConfigAndRate retry loop more robust in order to avoid endless loops

Linux: Hardened getAvailableDisplayModes so that it won't be confused by a changing number of display modes while it is executing

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Added more debug output to linux

Added java debug output to linux display.c

Linux: Fixed problem with updating screen dimension globals