Lightweight Java Game Library Code

yes, we really should...

use context classloader, since u19+u20 broke the old impl

Added org.lwjgl.util.NoChecks

Fixed ByteOrder of @Return ByteBuffers.
Cleaned up Drawable interface and introduced a reusable base implementation.
Added support for disabling runtime function checks, buffer checks and state tracking. Activated with -Dorg.lwjgl.util.NoChecks=true

Remove extra permissions from XRandR and just allow minimal permissions needed by the LinuxDisplay.

Added support for a new Drawable type (SharedDrawable) that shares its context with another Drawable.
Added new methods to the Drawable interface (makeCurrent, releaseContext, destroy).
Added a background thread texture loading test (using either Pbuffer or SharedDrawable).

minor tweak to XRandR class to add AccessControllers to remaining methods that need it.

fixed tag name

tagging 2.4.2

2.4.2 release