* add fftshift and ifftshift fft helpers
* address comments
* axes have to be iterable
* fix fp error in roll + add test
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Co-authored-by: Aashiq Dheeraj <aashiq@aashiq-mbp-m4.local>
* mostly builds
* most tests pass
* fix circle build
* add back buffer protocol
* includes
* fix for py38
* limit to cpu device
* include
* fix stubs
* move signatures for docs
* stubgen + docs fix
* doc for compiled function, comments