Wrote a new version of primitive restart
entirely handled by the index data manager.

Passes all primitive_restart dEQP tests

Change-Id: I0ce28764a33300a6625f1c369f95d8d178e1e3c0
Reviewed-on: https://swiftshader-review.googlesource.com/10951Tested-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>