CTweb:  enhance if-none-match logic for stripchart data (d>0)
CTweb:  enhance if-none-match logic for stripchart data (d>0)

cycronix/cloudturbine,jpw-erigo/cloudturbine,cycronix/cloudturbine,cycronix/cloudturbine,jpw-erigo/cloudturbine,cycronix/cloudturbine,jpw-erigo/cloudturbine,jpw-erigo/cloudturbine