allow older versions of operating systems / fixes #139

[vladimirleonidovich]

Description

It compiles, but I cannot guarantee if it actually works because I am not a 10x engineer (😭) and the PR possibly contains runtime errors. Please review it carefully before merging.

Fixes #139

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

I can’t figure out if it’s a breaking change or not.

Checklist:

• My code follows the style guidelines of this project / let’s make sure I did not break anything, and if my code does not follow the style guidelines, I’ll make additional commits to match the style guidelines
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas /
• I have made corresponding changes to the documentation / let’s make sure I did not break anything first
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules / ?

[codefiesta]

Closing in favor of PR #142