Remove constraint "katydid < 0.3" per katydid/katydid-haskell#12
Remove constraint "katydid < 0.3" per katydid/katydid-haskell#12

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