no need of structure_with_views.sql for tests anymore

Squashed commit of the following:

commit 1f627f4feabc0fc84481931d1b9901d99eed0691
Author: Franco Sellitto <franco.sellitto@zhdk.ch>
Date:   Mon Apr 14 15:34:33 2014 +0200

    removing task generating structure_with_views.sql

commit ec7eaf114a4227992ca98e8e05356fc1ab6fcf91
Author: Franco Sellitto <franco.sellitto@zhdk.ch>
Date:   Mon Apr 14 15:28:22 2014 +0200

    removing need of structure_with_views.sql