jd-gui: version 0.3.5

Signed-off-by: Austin Seipp <aseipp@pobox.com>
nixos manual: fix typo (close #2997)
Don't suggest using --arg config '{ allowUnfree = true; }'

This doesn't work when using the Nixpkgs/NixOS channel.

Issue #2998.
arcanist: 20140606 -> 20140617

Signed-off-by: Austin Seipp <aseipp@pobox.com>