Better fake data generator

[cytadela8]

This change is 

[krzys-h]

Fix your unit tests

[codecov[bot]]

Codecov Report

Merging #616 (504f293) into master (4b11617) will decrease coverage by 0.01%. The diff coverage is 95.34%.

@@            Coverage Diff             @@
##           master     #616      +/-   ##
==========================================
- Coverage   84.33%   84.31%   -0.02%     
==========================================
  Files          15       15              
  Lines        2432     2442      +10     
==========================================
+ Hits         2051     2059       +8     
- Misses        381      383       +2     

Impacted Files	Coverage Δ
...app/management/commands/populate_with_test_data.py	95.65% <95.34%> (-1.23%)	:arrow_down:

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