Add Vietnamese Language

[nobiit]

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[vercel]

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[rickstaa]

@nobiit Thanks for your pull request. Overall it looks good to me there were two points I wanted to double-check (see my comments).

[codecov]

Codecov Report

Merging #1321 (51dad4c) into master (8b9f931) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1321   +/-   ##
=======================================
  Coverage   94.81%   94.81%           
=======================================
  Files          22       22           
  Lines         752      752           
  Branches      205      205           
=======================================
  Hits          713      713           
  Misses         35       35           
  Partials        4        4           

Impacted Files	Coverage Δ
src/translations.js	81.81% <ø> (ø)

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[nobiit]

Thanks @rickstaa