LendingIterator

LendingIterator is used at run time in 6 crates (of which 2 optionally). It is a direct run-time dependency in 5 crates.

Depender (with downloads and own rev deps)			LendingIterator version
650	1	ini-merge		^0.1.7
		substudy		^0.1.7
		vec_vec		^0.1
130	1	chd	optional	^0.1
		osc8	optional	^0.1.7