cli/diff-state: Get usage from jsondiff.py script.
cli: Exit early when script is not found.
cli/pickle: Pickle call flags as well.
unpickle: Support interrupting parsing.
cli/pickle: More efficient tuples.
cli/pickle: Pass across tuples/lists consistently.
cli/pickle: Pass structures as dictionaries.
cli/pickle: Treat pointers specially.
cli/pickle: Pass argument names.
d3dretrace: Enable locking more textures when dumping.
cmake: Fix whitespace.
d3dretrace: Centralize D3D9 format conversion.

And add fallback DXGI format conversion.