UserUpdateNodeAttrs and actionHistory/signal logic

[TeunHuijben]

added UserUpdateNodeAttrs and moved actionHistory/signal emits from TracksController to Tracks

[codecov]

Codecov Report

❌ Patch coverage is 95.83333% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 91.00%. Comparing base (70d2016) to head (cb8501f).

Files with missing lines	Patch %	Lines
src/funtracks/data_model/tracks_controller.py	33.33%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #155      +/-   ##
==========================================
+ Coverage   90.69%   91.00%   +0.30%     
==========================================
  Files          57       58       +1     
  Lines        2848     2879      +31     
==========================================
+ Hits         2583     2620      +37     
+ Misses        265      259       -6     

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[TeunHuijben]

#156 should be merged first into this one