Fixing operation history

[dr-orlovsky]

Prerequisites for fixing operation history issue RGB-WG/rgb#252 with RGB-WG/rgb#253

This also completes support for NFTs and any possible state types in RGB standard library

[codecov]

Codecov Report

Attention: Patch coverage is 0.56285% with 530 lines in your changes missing coverage. Please review.

Project coverage is 19.0%. Comparing base (fc20101) to head (c7fe4e7).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
src/interface/contract.rs	0.0%	228 Missing ⚠️
src/containers/anchors.rs	2.2%	133 Missing ⚠️
src/persistence/stash.rs	0.0%	42 Missing ⚠️
src/interface/filter.rs	0.0%	35 Missing ⚠️
src/containers/partials.rs	0.0%	32 Missing ⚠️
src/persistence/stock.rs	0.0%	28 Missing ⚠️
src/persistence/memory.rs	0.0%	11 Missing ⚠️
src/containers/indexed.rs	0.0%	9 Missing ⚠️
src/persistence/state.rs	0.0%	5 Missing ⚠️
src/persistence/index.rs	0.0%	4 Missing ⚠️
... and 2 more

Additional details and impacted files

@@           Coverage Diff            @@
##           master    #273     +/-   ##
========================================
- Coverage    19.5%   19.0%   -0.5%     
========================================
  Files          40      39      -1     
  Lines        8453    8692    +239     
========================================
+ Hits         1652    1655      +3     
- Misses       6801    7037    +236     

Flag	Coverage Δ
rust	19.0% <0.6%> (-0.5%)	⬇️

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[dr-orlovsky]

Extended in f77e76f with a fix for #275