This reverts commit ec3965d8d0b5594a9db11e6c9cd1c28d36e91cde. Conflicts (taken x-updates): pkgs/development/libraries/libgcrypt/default.nix pkgs/development/libraries/libgpg-error/default.nix pkgs/development/libraries/poppler/default.nix
See #490 discussion. This reverts commit 1278859d3167b9f84bfab680d9c8c463adf64a60, reversing changes made to 0c020c98f9d4f49d5c9907db5f4b35aac7df959b. Conflicts: pkgs/desktops/xfce/core/xfce4-session.nix (take master) pkgs/lib/misc.nix (auto)