update Big picture: in-yamltable, in-jsontable, in-ini, in-jack, out-jack
The tiles come from the Pipepanic game: http://www.users.waitrose.com/~thunor/pipepanic/and are licensed under the Free Art Licence: see COPYING-ARTWORKThey were slightly extended in the Relational pipes project: see tiles48-relpipe.xcf