Add some packages of mine
Add some packages of mine

alg, category, constraint, filtrable, hs-functors, lenz, unconstrained, util
soenkehahn/stackage,mstksg/stackage,clinty/stackage,iand675/stackage,fimad/stackage,fpco/stackage,jonschoning/stackage,mgajda/stackage,Daniel-Diaz/stackage,mrkkrp/stackage,simonmichael/stackage,peti/stackage,athanclark/stackage,int-index/stackage,lwm/stackage,spencerjanssen/stackage,wereHamster/stackage,Shimuuar/stackage,michalkonecny/stackage,stackbuilders/stackage,asr/stackage,creichert/stackage,ethercrow/stackage,massysett/stackage