fj-interop

fj-interop is used at run time in 7 crates.

Depender (with downloads and own rev deps)			fj-interop version
330	2	fj-kernel		^0.41.0
280	3	fj-operations		^0.41.0
250	2	fj-viewer		^0.41.0
240	2	fj-host		^0.41.0
190	1	fj-export		^0.41.0
190	1	fj-window		^0.41.0
130		fj-app		^0.41.0