Remove old demos, fix airbnb_reviews and add store demo

[PatrikDurdevic]

No description provided.

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: -0.21% ⚠️

Comparison is base (093b1e4) 90.12% compared to head (6ae8521) 89.92%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #131      +/-   ##
==========================================
- Coverage   90.12%   89.92%   -0.21%     
==========================================
  Files          24       24              
  Lines         901      883      -18     
==========================================
- Hits          812      794      -18     
  Misses         89       89              

Files Changed	Coverage Δ
trane/__init__.py	100.00% <100.00%> (ø)
trane/datasets/__init__.py	100.00% <100.00%> (ø)
trane/datasets/load_functions.py	100.00% <100.00%> (ø)

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[PatrikDurdevic]

Had to remove bz2 dataset compression in the process since pip wasn't packaging it

[PatrikDurdevic]

Also, there is only 1 integration test for airbnb reviews since the store integration test takes too long (3 hours, it's currently commented out for that reason)

[gsheni]

Left some minor comments. Overall, looks good.

[gsheni]

Had to remove bz2 dataset compression in the process since pip wasn't packaging it

This is because the file was not included here:
https://github.com/trane-dev/Trane/blob/main/pyproject.toml#L81

[gsheni]

Also, there is only 1 integration test for airbnb reviews since the store integration test takes too long (3 hours, it's currently commented out for that reason)

Yep, this is fine. We should try to rely on unit tests as much as possible.