Remove CBE backends.
Remove VSIPL++ CSL extensions.
Remove Python bindings.
Remove sample code.
Rewrite build system and change project branding.
Add standard copyright headers as per the LICENSE file.
Move public API from vsip_csl to ovxx namespace and adjust directory structure.
Rename Is_<> to is_<> meta-functions for consistency.
Remove obsolete Us_block.
Move Strided from vsip::impl:: to ovxx::
More cleanup.
Remove Global_map.
Clean up block copy & fill ops.
Remove obsolete code.
Further cleanup.
Clean up parallel API.
Further cleanup.