Update README.md

README.md

@@ -52,6 +52,7 @@ When you are finished, configure a new card (either in panel mode or regular) wi
 | objfile          | string | **Required** | object file name (.obj) Waterfront format.                                                                                                                                 |
 | mtlfile          | string | **Required** | material file name (.mtl) Waterfront format.                                                                                                                               |
 | backgroundColor  | string | '#aaaaaa'    | canvas background color                                                                                                                                                    |
+| header  | string | 'yes'    | if the header will be displayed or not                                                                                                                                                   |
 | globalLightPower | float  | 0.3          | intensity of the light illuminating the full scene it can also the name of a numeric sensor                                                                                |
 | shadow           | string | no           | 'yes' if lights cast shadow on object. This is realistic but impacts performances. By default wall, floors and objects with "door" in the name, receives and cast shadows  |
 | overlay          | string | no           | 'yes' if you want to show an overlay panel for displaying data on the objects on click                                                                                     |