Improve the upload widget

[hillalex]

• add delete functionality to delete individual datasets
• support custom dataset name as well as time column when uploading
• use new logos and remove obsolete biorender citation

[codecov]

Codecov Report

Attention: Patch coverage is 99.06542% with 1 line in your changes missing coverage. Please review.

Project coverage is 98.83%. Comparing base (3450fb7) to head (a2b5883).
Report is 5 commits behind head on main.

Files with missing lines	Patch %	Lines
src/components/UploadDataset.tsx	97.77%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #18      +/-   ##
==========================================
- Coverage   98.89%   98.83%   -0.07%     
==========================================
  Files          28       30       +2     
  Lines         635      688      +53     
  Branches      118      120       +2     
==========================================
+ Hits          628      680      +52     
- Misses          7        8       +1     

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