Add fusion-plugin.
Add fusion-plugin.

fpco/stackage,massysett/stackage,iand675/stackage,michalkonecny/stackage,mrkkrp/stackage,clinty/stackage,soenkehahn/stackage,simonmichael/stackage,asr/stackage,stackbuilders/stackage,athanclark/stackage,Daniel-Diaz/stackage,jonschoning/stackage