ENH: add remove objects handling in timeFunctionObject and regionFunctionObject

- makes it easier to implement functionObject or field object removal

src/OpenFOAM/db/functionObjects/stateFunctionObject/stateFunctionObject.C

@@ -28,9 +28,12 @@ License
 #include "stateFunctionObject.H"
 #include "Time.H"
 
+// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
+
 const Foam::word Foam::functionObjects::stateFunctionObject::resultsName_ =
     "results";
 
+
 // * * * * * * * * * * * * Protected Member Functions  * * * * * * * * * * * //
 
 const Foam::IOdictionary&