Remove Nokia references.

These Nokia references removed as they are not appropriate.

Task-number: QTBUG-31400
Change-Id: I3d739e8bf8bfaae1c7bc7ee6e11974aa2dae4f2b
Reviewed-by: Jerome Pasion <jerome.pasion@digia.com>
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@digia.com>
Reviewed-by: Topi Reiniö <topi.reinio@digia.com>