Coding Rules - STEPCAFControl_Reader has virtual functions, but no virtual destructor

> GCC produces a warning
When compiler warnings are reported, it is instrumental to report exact message, compiler version and building flags (if non-default).

Branch [archived branch] has been created by Commenter 2.

[revision removed]


Detailed log of new commits:

Author: Commenter 2
Date: Fri Aug 28 14:10:43 2020 +0300

    0031086: Coding Rules - STEPCAFControl_Reader has virtual functions, but no virtual destructor
    
    Added missing virtual destructor.

Please raise the patch:
- OCCT branch: [archived branch]

http://jenkins-test-12.nnov.opencascade.com:8080/view/CR31086-master-KGV

Combination -
OCCT branch : [archived branch]
master SHA - [revision removed]
[revision removed]
Products branch : [archived branch] SHA - [revision removed]
was compiled on Linux, MacOS and Windows platforms and tested in optimize mode.

Number of compiler warnings:
No new/fixed warnings

Regressions/Differences/Improvements:
No regressions/differences

CPU differences:
Debian80-64:
OCCT
Total CPU difference: 17249.00000000021 / 17322.48000000014 [-0.42%]
Products
Total CPU difference: 12007.590000000067 / 11882.730000000085 [+1.05%]
Windows-64-VC14:
OCCT
Total CPU difference: 18729.984375 / 18716.078125 [+0.07%]
Products
Total CPU difference: 13222.90625 / 13242.09375 [-0.14%]


Image differences :
No differences that require special attention

Memory differences :
No differences that require special attention

Branch [archived branch] has been deleted by Participant.

[revision removed]