Data Exchange, DE_Wrapper - Implement ability to change global session

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Detailed log of new commits:

Author: Author
Date: Tue Nov 29 15:43:56 2022 +0000

    0033232: Data Exchange, DE_Wrapper - Implement ability to change global session
    
    Add ability to set/get global session

Dear msv,
please review CR33232

GlobalWrapper can be changed now.
New method SetGlobalWrapper added to set own wrapper object.
Copy is virtual now. It fix some problem with inheritance

Build is OK, see:
http://jenkins-test-10.nnov.opencascade.com/view/CR33232-master-Author/view/OCCT%20compile/
http://jenkins-test-10.nnov.opencascade.com/view/CR33232-master-Author/view/PRODUCTS%20compile/

To integrate:
occt - CR33232

Branch [archived branch] has been deleted by Participant.

[revision removed]