WIP adding searching capabilities in python files. was done :
- change stub search results to trigger highlighting un variable panel
- trying to highlight in CTN code file editors -> problem with EditorPanel not having self.VariableEditor set...
- added highlight capability to CTN's CodeFileEditor's VariablePanel

<?xml version="1.0" encoding="UTF-8"?>
<BaseParams Name="svgui" IEC_Channel="0"/>