Update README (added credits and useful links), incr version to 2.1.7

[akamhy]

No description provided.

[codecov]

Codecov Report

Merging #74 (61eb2ce) into main (21772d3) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main      #74   +/-   ##
=======================================
  Coverage   99.13%   99.13%           
=======================================
  Files           9        9           
  Lines         346      346           
=======================================
  Hits          343      343           
  Misses          3        3           

Impacted Files	Coverage Δ
videohash/__version__.py	100.00% <100.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 21772d3...61eb2ce. Read the comment docs.

[akamhy]

Also, I made changes to the PyPI readme renderer for the div align issue. See https://github.com/pypa/readme_renderer/commits?author=akamhy

Thus uploading to PyPI should fix the issue.