QmlDesigner.PropertyEditor: Add cooom web fonts

Change-Id: Ied67f71a6d1bee686e3cb881d3a8a567717873d6
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@digia.com>
QmlDesigner.PropertyEditor: remove target selectors

Not ready dor 3.0.

Change-Id: Ibf2632005873c1a2291ca230fa12d9374f606a92
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@digia.com>