doc: correct the docs

Author: mvishiu11

doc/PostProcessing.md

@@ -433,7 +433,7 @@ There is also a possibility to explicitly change the legend, and line, fill and
           {
             "name": "trend_cycle_duration_ntf_corr",
             "title": "cycle duration: ns/TF;time;cycle duration [ns/TimeFrames]",
-            "legend": { "enabled": true, "x1": 0.70, "y1": 0.70, "x2": 0.93, "y2": 0.90, "nColumns": 1 },
+            "legend": { "x1": 0.70, "y1": 0.70, "x2": 0.93, "y2": 0.90, "nColumns": 1 },
             "graphs": [
               {
                 "title": "cycle duration [ns]",
@@ -469,17 +469,20 @@ The specific options are:
   * `"x1"`, `"y1"`, `"x2"`, `"y2"` ~ manual coordinates of the legend box, all need to be present for custom legend placement to take account
   * `"nColumns"` ~ number of columns in the legend
 * `"style"` ~ allows to change the style of the line and marker
-  * `"lineWidth"` ~ width of the line, integer as defined by ROOT [TAttLine class](https://root.cern/doc/master/classTAttLine.html)
-  * `"lineStyle"` ~ style of the line, integer as defined by ROOT [TAttLine class](https://root.cern/doc/master/classTAttLine.html)
-  * `"lineColor"` ~ color of the line, an integer as defined by ROOT [TColor class](https://root.cern/doc/master/classTColor.html)
-  * `"markerColor"` ~ color of the marker, integer as defined by ROOT [TAttMarker class](https://root.cern/doc/master/classTAttMarker.html)
-  * `"markerStyle"` ~ style of the marker, integer as defined by ROOT [TAttMarker class](https://root.cern/doc/master/classTAttMarker.html)
-  * `"markerSize"` ~ size of the marker, float as defined by ROOT [TAttMarker class](https://root.cern/doc/master/classTAttMarker.html)
-  * `"fillColor"` ~ color of the fill, an integer as defined by ROOT [TColor class](https://root.cern/doc/master/classTColor.html)
-  * `"fillStyle"` ~ style of the fill, integer as defined by ROOT [TAttFill class](https://root.cern/doc/master/classTAttFill.html)
+  * `"lineWidth"` ~ width of the line, integer as defined by ROOT [TAttLine class](https://root.cern.ch/doc/master/classTAttLine.html)
+  * `"lineStyle"` ~ style of the line, integer as defined by ROOT [TAttLine class](https://root.cern.ch/doc/master/classTAttLine.html)
+  * `"lineColor"` ~ color of the line, an integer as defined by ROOT [TColor class](https://root.cern.ch/doc/master/classTColor.html)
+  * `"markerColor"` ~ color of the marker, integer as defined by ROOT [TAttMarker class](https://root.cern.ch/doc/master/classTAttMarker.html)
+  * `"markerStyle"` ~ style of the marker, integer as defined by ROOT [TAttMarker class](https://root.cern.ch/doc/master/classTAttMarker.html)
+  * `"markerSize"` ~ size of the marker, float as defined by ROOT [TAttMarker class](https://root.cern.ch/doc/master/classTAttMarker.html)
+  * `"fillColor"` ~ color of the fill, an integer as defined by ROOT [TColor class](https://root.cern.ch/doc/master/classTColor.html)
+  * `"fillStyle"` ~ style of the fill, integer as defined by ROOT [TAttFill class](https://root.cern.ch/doc/master/classTAttFill.html)
+
 
 WARNING: Any style parameters specified will override colliding parameters in `"option"`.
 
+However, lines, fills and markers still have to be enabled in `"option"` to appear (e.g. with `"option" : "LPF"`).
+
 To decide whether plots should be generated during each update or just during finalization,
 use the boolean flag `"producePlotsOnUpdate"`.