Adds resources (.qml, .js, images, etc.) used in QML examples as
Qt resources. This enables running the examples successfully when
shadow building, without copying the files around.

Task-number: QTBUG-31076
Change-Id: I0f3352cffdc334f6139aac60acd3345710516d65
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Reviewed-by: Lorn Potter <lorn.potter@jollamobile.com>