small fix to stay compatible with flot 0.8

curvedLines.js

@@ -60,10 +60,9 @@
 	 active:           bool true => plugin can be used
 	 apply:            bool true => series will be drawn as curved line
 	 fit:              bool true => forces the max,mins of the curve to be on the datapoints
-	 curvePointFactor  number  defines how many "virtual" points are used per "real" data point to
+	 curvePointFactor  int  defines how many "virtual" points are used per "real" data point to
 	 						emulate the curvedLines
-	 fitPointDist:     number  guessed by default can be set manually.
-	                           defines the x axis distance of the additional two points that are used
+	 fitPointDist:     int  defines the x axis distance of the additional two points that are used
 	 						to enforce the min max condition. (you will get curvePointFactor * 3 * |datapoints|
 	 						"virtual" points if fit is true)
 	 						
@@ -151,7 +150,7 @@
 							newSerie.lines = $.extend({}, series.lines);
 							newSerie.lines.fill = undefined;
 							newSerie.label = undefined;
-							newSerie.datapoints = {};
+							newSerie.datapoints = $.extend({}, series.datapoints);
 							//Redefine datapoints to top only (else it can have null values which will open the cruve !)
 							newSerie.datapoints.points = pointsTop;
 							newSerie.datapoints.pointsize = 2;