Added templates for QtCanvas3D Qt Creator Wizards

Added templates for creating new QtCanvas3d projects with Qt Creator
wizard. QtCanvas3D template creates a basic project. QtCanvas3D Three.js
template includes three.js to the project.

Change-Id: Ie38738ebfa161ab4285a34d867b06178fa778a5e
Reviewed-by: Pasi Keränen <pasi.keranen@digia.com>