Changes

added a set of put3DRangeKernel utility methods.

added createBufferTest

switched from PointerBuffer to NativeSizeBuffer.

more acquire/releaseGLObject methods, made CLGLObject interface public.

added glSharing(GLContext context) filter utitlity + code cleanup

 - CLGLBuffer size must now be specified when the buffer is created
 - but can be updated later if required (gl lock is mandatory)
 - added VBO CLGL test
 - javadoc updates

using CL_CGL sharegroup for context creation on mac + enabled CLGLTest on mac

missing rewind()

generator should use IllegalArgumentException instead of CLException for argument validation.

using device name and platform vendor suffix for device identification.

initial import of CLMultiContext utility and test.

initial import of CLCommandQueuePool and CLTask.

added finish action and several utility methods, WIP.

worker threads should be deamons and should have a name (like all evil things)

one context per device to workaround driver bugs - may change in future.

introduced CLQueueContext and its factory - WIP.

added context switching functionality.

concurrent utils bugfixes and improvements.
 - more utility methods
 - generics fixes
 - basic junit test for CLCommandQueuePool
 - javadoc and argument validation

added submitAll() utility method
junit test now covering queue contexts switching
improved javadoc.

fixed old TODO + better toString() formatting.

moved all cl calls to CLInfoAccessor (CLDevice and CLPlatform).

CLKernel code review.
 - optimized create from name path
 - putArg should not increment the index if setting the argument fails
 - added putArg() test

Synced w/ mbien's JOCL branch - Making it compatible w/ GlueGen again