map -package:vector -package:conduit -package:containers -package:base-prelude -package:insert-ordered-containers -package:Cabal-syntax -package:dlist -package:base-compat -package:hedgehog -package:filepath -package:monoidal-containers -is:exact -package:aeson -package:imports -package:blaze-html is:exact -package:pipes package:foldl

Fold pairs into a map.