GeometricField: Temporary fields are no longer registered on the database by default

Registration occurs when the temporary field is transferred to a non-temporary
field via a constructor or if explicitly transferred to the database via the
regIOobject "store" methods.

applications/test/PointEdgeWave/Test-PointEdgeWave.C

@@ -117,7 +117,7 @@ int main(int argc, char *argv[])
             IOobject::AUTO_WRITE
         ),
         pointMesh::New(mesh),
-        dimensionedScalar("wallDist", dimLength, 0)
+        dimensionedScalar(dimLength, 0)
     );
 
     forAll(allPointInfo, pointi)