Merge branch 'Update_Three_documentation-GF' of github.com:maxGimeno/cgal into Update_Three_documentation-GF

Author: maxGimeno

Three/include/CGAL/Three/Scene_draw_interface.h

@@ -54,6 +54,7 @@ class Scene_draw_interface {
   //! \brief Manages the key events.
   //! Override this function to perform actions when keys are pressed.
   //! @returns `true` if the `e` executed well.
+
   virtual bool keyPressEvent(QKeyEvent* e) = 0;
   //!\brief print theTextItems.
   virtual void printPrimitiveId(QPoint point, CGAL::Three::Viewer_interface*) = 0;