FID

FID is used at run time in 3 crates (of which 1 optionally). It's used only as a dev dependency in 2 crates (of which 1 directly).

Depender (with downloads and own rev deps)			FID version
340	1	fm-index		^0.1.4
		louds		^0.1.3
		elias_fano_rust	optional	^0.1.7
360	1	vers-vecs	dev	^0.1