Beta Drivers for Retail version of Santa Cruz.

* EAX 2.0 fully compliant. Query for BasicSupport of Deferred EAX
properties now works.
* Speaker configuration no longer jumps to different configurations while starting games.
* 3d hw acceleration DSP task management improved.
* Bugchecks on uninstalling resolved. NOTE: the 4184 may bugcheck as it's uninstalled.
Alternative drivers to Turtle Beach Santa Cruz: