qt5-intro.qdoc:28: warning: Can't link to 'www.mapquest.com'
whatsnew55.qdoc:28: warning: Can't link to 'Qt3D Module'

Change-Id: I9af6fd8bdd99892770d35d83883befe9924083c1
Reviewed-by: Venugopal Shivashankar <venugopal.shivashankar@digia.com>