WIP adding searching capabilities in python files. was done :
- added search in body of Code File Tree Nodes (moved editor code so that we CTN search can have the same sections text layout as editor to search in)

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                  <xsd:element name="Win32">

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                    <xsd:complexType>

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                      %(toolchain_gcc)s

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                    </xsd:complexType>

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                  </xsd:element>

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