Add feature: Country Info(#47)

[vitaliy-paliy]

Implemented #47 + added more data fields. Got all the country data from here

[vitaliy-paliy]

cc @bxcodec

[rubemlrm]

Hello @vitaliy-paliy good work that you did here. I will trigger the tests to see if it's all ok.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 87.50000% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 89.00%. Comparing base (6d0a05f) to head (61b71f0).

Files	Patch %	Lines
address.go	85.71%	1 Missing and 1 partial ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##             main      #50      +/-   ##
==========================================
- Coverage   89.01%   89.00%   -0.02%     
==========================================
  Files          13       13              
  Lines        1812     1828      +16     
==========================================
+ Hits         1613     1627      +14     
- Misses        142      143       +1     
- Partials       57       58       +1     

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[bxcodec]

Thanks, @vitaliy-paliy, for the contribution!
And @rubemlrm for reviewing/triggering the test