fav_core

fav_core is used at run time in 2 crates. It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps)			fav_core version
	1	fav_utils		^0.1.5
		fav_cli		^0.1.5
	1	fav_derive	dev	^0.1.4