Sets whether formatting behaviour for changed cells is switched on
BOOL SetFormatChangedCells( BOOL bFormat );
The new value of the switch. If the value is TRUE, then cells which are updtaed by the push engine will be reformatted according to the current settings, whenever they are changed. If FALSE, no formatting will take place.
The function returns TRUE if the function succeeds, FALSE for failure.
This function may only be called from the main thread.