Harmattan: Support deploying without packaging.

Won't work out of the box with the default paths from our wizards, but
developers might find the faster turn-around time worth the hassle.

Task-number: QTCREATORBUG-5459
Change-Id: I21dbc67f940f2e68cf07f28568ea35c717abc294
Reviewed-on: http://codereview.qt.nokia.com/1828


Reviewed-by: Christian Kandeler <christian.kandeler@nokia.com>