Implement output HTML

[raimon49]

• Implement function
• Testing
• Add a document
• Bump version
• Release to PyPI

[codecov]

Codecov Report

Merging #5 into master will increase coverage by 0.29%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master       #5      +/-   ##
==========================================
+ Coverage   96.03%   96.33%   +0.29%     
==========================================
  Files           1        1              
  Lines         101      109       +8     
==========================================
+ Hits           97      105       +8     
  Misses          4        4

Impacted Files	Coverage Δ
piplicenses.py	96.33% <100%> (+0.29%)	⬆️

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