Bjørn Forsman 5405636bb1 Add recurseIntoAttrs for gnome3
So that we can search for gnome3.* packages like this:

  nix-env -qaP \* | grep gnome3
2013-07-28 22:06:00 +02:00
2013-07-25 23:52:36 +02:00
2013-07-28 22:06:00 +02:00
2013-06-13 15:56:23 +02:00
2012-06-04 03:53:25 +00:00
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