Update version to v2

[sondrelg]

Relates to #248

Misc fixes and cleanups before v2 release. Fixes coverage conflict between codecov and sonaredge.

[codecov[bot]]

Codecov Report

Merging #255 (61e03b2) into master (6a72ade) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff            @@
##           master     #255    +/-   ##
========================================
  Coverage   100.0%   100.0%            
========================================
  Files          17        8     -9     
  Lines        1146      476   -670     
  Branches      207       96   -111     
========================================
- Hits         1146      476   -670     

Impacted Files	Coverage Δ
tests/utils.py
tests/test_loaders.py
tests/test_case_validators.py
tests/test_schema_tester.py
tests/test_utils.py
tests/test_validators.py
tests/schema_converter.py
tests/__init__.py
tests/test_errors.py

[sonarcloud[bot]]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
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No Coverage information
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