First commit to the extrusion branch
Solutions for the OpenCL added; Solutions 3 and 4 work correctly.
Unit cube integration for: sequential, sequential with no extrusion and opencl with thread weaving staging in.
No staging version added. Added a new command line arg.
Stage in option added
Updated the extruded and nonExtruded sequential tests with cython
construction of the indirection list.
First commit to the extrusion branch
Changed the OpenCL file to use cython. Disabled the warnings in opencl
backend.