Update qmldir files

Change-Id: Iaa44a1b27d7309696e0812c10747a3bfb029498a
Reviewed-by: Fawzi Mohamed <fawzi.mohamed@digia.com>
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>
Update all plugins.qmltypes files

Task-number: QTBUG-31388

Change-Id: Id495c3db41335023fb55df1c6fd07a8d98ec3cc9
Reviewed-by: Fawzi Mohamed <fawzi.mohamed@digia.com>
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>