added pictures for tuto ElectrostaticsFloating

ElectrostaticsFloating/floating.pro

@@ -279,7 +279,7 @@ PostOperation {
        Echo[ StrCat["l=PostProcessing.NbViews-1;", 
                     "View[l].IntervalsType = 3;",
                     "View[l].NbIso = 40;"],
-             File "mStrip_v.geo", LastTimeStepOnly] ;
+             File "v.opt", LastTimeStepOnly] ;
 
        Echo[ "Microstrip charge [C]:", Format Table, File > "output.txt"] ;
        Print[ Q, OnRegion Microstrip, File > "output.txt", Color "AliceBlue",