Change the default horizontal alignment from center to left aligned
Change the default horizontal alignment from center to left aligned

Only the vertical alignment will be centered. (This should probably
change to baseline once we support that).

Change-Id: I1993821ff2d63f4bcc9408b54d20c9b353693df3
Reviewed-by: Jens Bache-Wiig <9cea9d70b08f8210134ec5959114f72bad51ed1d@digia.com>

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