DETR COCO example

[zlapp]

Training DETR on coco using quickvision.

[codecov]

Codecov Report

Merging #74 (bae2cdc) into master (b2b8a83) will decrease coverage by 0.11%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master      #74      +/-   ##
==========================================
- Coverage   78.50%   78.39%   -0.12%     
==========================================
  Files          44       44              
  Lines        1540     1532       -8     
==========================================
- Hits         1209     1201       -8     
  Misses        331      331              

Flag	Coverage Δ
unittests	78.39% <ø> (-0.12%)	⬇️

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Impacted Files	Coverage Δ
...kvision/models/components/torchvision_backbones.py	96.82% <0.00%> (-0.36%)	⬇️

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[oke-aditya]

Very nice @zlapp. Just a few small changes are needed. Let me know if you can, or I will complete it.

[oke-aditya]

@zlapp I have made all the changes but somehow I cannot push from your branch.
fatal: Authentication failed for 'https://github.com/zlapp/quickvision/

[hassiahk]

He needs to check the option Allow maintainers to edit when requesting a PR.

[oke-aditya]

Lint
./examples/detection/detr_coco/train.py:58: [W391] blank line at end of file

[oke-aditya]

Yep ! LGTM. This example we show how customizable but powerful it is.