FOGL-3529: return data ftom start to start+length points in time (#1798)
FOGL-3529: return data ftom start to start+length points in time (#1798)

FOGL-3529: return data ftom start to start+length points in time
foglamp/FogLAMP,foglamp/FogLAMP,foglamp/FogLAMP,foglamp/FogLAMP