Revert "Extra package blocked for ndmitchell/derive#25"
Revert "Extra package blocked for ndmitchell/derive#25"

This reverts commit 546f6574275a04d73139322a26aae56c883f6e7f.

fimad/stackage,phaazon/stackage,massysett/stackage,Daniel-Diaz/stackage,garetxe/stackage,soenkehahn/stackage,mrkkrp/stackage,Shimuuar/stackage,ethercrow/stackage,asr/stackage,wereHamster/stackage,spencerjanssen/stackage,creichert/stackage,clinty/stackage,athanclark/stackage,jonschoning/stackage,iand675/stackage,lwm/stackage,simonmichael/stackage,k0ral/stackage,mstksg/stackage,GregorySchwartz/stackage,michalkonecny/stackage,stackbuilders/stackage,peti/stackage,int-index/stackage,fpco/stackage,mgajda/stackage,ygale/stackage