functionObjectList added manualStart()/manualExecute()

- can call start()/execute() manually regardless of the execution status

src/sampling/outputFilters/OutputFilterFunctionObject/OutputFilterFunctionObject.H

@@ -126,8 +126,8 @@ public:
         //- Switch the function object off
         virtual void off();
 
-        //- Read and set the function object if its data has changed
-        virtual bool read(const dictionary& dict);
+        //- Read and set the function object if its data have changed
+        virtual bool read(const dictionary&);
 };