Display 3D trajectories, with a grid interface #1292

Job	Run time
get-commit-message	3s
get-commit-message	3s
test-cpu (finufft)	15m 3s
test-cpu (finufft)	11m 39s
test-gpu (cufinufft)	7m 48s
test-gpu (cufinufft)	7m 16s
test-cpu (pynfft)	4m 30s
test-cpu (pynfft)	4m 30s
test-gpu (gpunufft)	8m 9s
test-gpu (gpunufft)	7m 37s
test-cpu (sigpy)	4m 38s
test-cpu (sigpy)	4m 38s
test-gpu (torchkbnufft-gpu)	2s
test-gpu (torchkbnufft-gpu)	3s
test-examples	21m 39s
test-examples	21m 39s
Build API Documentation	0s
Build API Documentation	0s
coverage	24s
coverage	24s
Compile the coverage badge in docs	0s
Compile the coverage badge in docs	1s
	2h 0m 6s

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