revert drop inplace #145

Job	Run time
linux-64-py3.10	5m 8s
estimation_mode_test	16m 37s
macOS	9m 43s
develop-docbuild	0s
win-64	11m 58s
prototype_mtc	46m 57s
prototype_arc	41m 25s
prototype_mtc	49m 14s
random_seed_generation_test	2m 38s
placeholder_psrc	46m 52s
prototype_psrc_in_development	11m 9s
prototype_marin	1m 43s
prototype_mtc_extended	2h 22m 39s
placeholder_sandag	2h 18m 44s
prototype_sandag_xborder	5m 3s
production_semcog	5m 27s
prototype_mwcog	50m 19s
placeholder_multiple_zone	7m 25s
	9h 53m 1s

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