initial implementation of identify-via-amplrepn #610

Job	Run time
linux/3.8/bare-env	10s
lint/style-and-typos	44s
linux/3.12	3m 41s
osx/3.10	19m 20s
win/3.9	16m 25s
linux/3.11/conda	7m 38s
linux/3.9/mpi	8m 22s
linux/3.10/cython	8m 31s
win/3.8/pip	8m 30s
process-coverage-${{ matrix.TARGET }}	0s
	1h 13m 21s

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