Preparation for Major Release 2.0.0

[ZigRazor]

This pull request is for major release 2.0.0.

I think is necessary after the introduction of smart pointers and the complete rework that have undergone the interfaces.

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[codecov]

Codecov Report

Merging #317 (627b73c) into master (4569d22) will decrease coverage by 0.02%.
The diff coverage is n/a.

❗ Current head 627b73c differs from pull request most recent head 9f2f87a. Consider uploading reports for the commit 9f2f87a to get more accurate results

@@            Coverage Diff             @@
##           master     #317      +/-   ##
==========================================
- Coverage   97.16%   97.15%   -0.02%     
==========================================
  Files          54       54              
  Lines        7587     7587              
==========================================
- Hits         7372     7371       -1     
- Misses        215      216       +1     

Flag	Coverage Δ
unittests	97.15% <ø> (-0.02%)	⬇️

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see 1 file with indirect coverage changes