A module's tools should build directly into $$QT.<module>.bins, just
like its libraries and plugins.

Change-Id: I5a630ed3e64dd6aee2a8d3bc9f2ff3246c203bc6
Reviewed-on: http://codereview.qt.nokia.com/2800


Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Kalle Lehtonen <kalle.ju.lehtonen@nokia.com>