Add username

[sahithyaravi]

Reference Issue

What does this PR implement/fix? Explain your changes.

Add uploader and id columns to list_evaluations

How should this PR be tested?

evaluations = openml.evaluations.list_evaluations("predictive_accuracy",
uploader=[uploader_id],
output_format='dataframe')

Any other comments?

[codecov-io]

Codecov Report

Merging #790 into develop will decrease coverage by <.01%.
The diff coverage is 100%.

@@             Coverage Diff             @@
##           develop     #790      +/-   ##
===========================================
- Coverage    87.69%   87.69%   -0.01%     
===========================================
  Files           36       36              
  Lines         4201     4208       +7     
===========================================
+ Hits          3684     3690       +6     
- Misses         517      518       +1

Impacted Files	Coverage Δ
openml/evaluations/functions.py	92% <100%> (+0.42%)	⬆️
openml/evaluations/evaluation.py	64.28% <100%> (+2.74%)	⬆️
openml/_api_calls.py	83.11% <0%> (-1.3%)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 4e03906...06cf639. Read the comment docs.

[mfeurer]

Thanks a lot, this looks really helpful.

I only have one minor request and one question.