Added some consts
Added some consts

Merge-request: 16
Reviewed-by: Jens Bache-Wiig <9cea9d70b08f8210134ec5959114f72bad51ed1d@nokia.com>

drgvond/qtquickcontrols,jfaust/qtquickcontrols,mizukusak/qtquickcontrols,kobolabs/qtquickcontrols,richardmg/qtcomponents,drgvond/qtquickcontrols,jfaust/qtquickcontrols,kobolabs/qtquickcontrols,richardmg/qtcomponents,kobolabs/qtquickcontrols,jfaust/qtquickcontrols,richardmg/qtcomponents,drgvond/qtquickcontrols,mizukusak/qtquickcontrols,mizukusak/qtquickcontrols