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/utilities/preProcessing/setWaves/setWaves.C

@@ -133,13 +133,13 @@ int main(int argc, char *argv[])
         (
             IOobject("h", runTime.timeName(), mesh),
             mesh,
-            dimensionedScalar("0", dimLength, 0)
+            dimensionedScalar(dimLength, 0)
         );
         pointScalarField hp
         (
             IOobject("hp", runTime.timeName(), mesh),
             pMesh,
-            dimensionedScalar("0", dimLength, 0)
+            dimensionedScalar(dimLength, 0)
         );
         volVectorField uGas
         (