interrupt

interrupt is used at run time in 32 crates (of which 12 optionally). It is a direct run-time dependency in 4 crates.

Depender (with downloads and own rev deps)			interrupt version
	5	ach-ring		^0.1
	4	ach-cell		^0.1
	3	ach-option		^0.1
	2	ach-once		^0.1