[plotters] patch for sample data (string on multiple lines not possible in js)

beat/web/plotters/templatetags/plotter_tags.py

@@ -107,7 +107,7 @@ def plotterparameter_sampleplot(context, plotterparameter):
             request=context['request'],
             plotterparameter=plotterparameter,
             plotter=plotter,
-            plotter_sample_data=plotter_sample_data,
+            plotter_sample_data=plotter_sample_data.replace("\n",""),
             panel_id=id,
             )
 
@@ -131,7 +131,7 @@ def plotterparameter_sampleplot_display(context, plotter):
             request=context['request'],
             plotterparameter=plotterparameter,
             plotter=plotter,
-            plotter_sample_data=plotter_sample_data,
+            plotter_sample_data=plotter_sample_data.replace("\n",""),
             panel_id=id,
             )