Release v5.0.0 to master

[jama5262]

What does this PR do?

Release version 5.0.0 to master branch

[codecov-commenter]

Codecov Report

Merging #136 (1c13ada) into master (35dab1e) will decrease coverage by 0.21%.
The diff coverage is 92.30%.

@@            Coverage Diff             @@
##           master     #136      +/-   ##
==========================================
- Coverage   93.93%   93.72%   -0.22%     
==========================================
  Files          29       33       +4     
  Lines        1187     1322     +135     
==========================================
+ Hits         1115     1239     +124     
- Misses         72       83      +11     

Impacted Files	Coverage Δ
lib/src/locale/ukLocale.dart	77.08% <77.08%> (ø)
lib/src/jiffy.dart	91.09% <100.00%> (-0.03%)	⬇️
lib/src/locale/availableLocales.dart	98.24% <100.00%> (+0.13%)	⬆️
lib/src/locale/bnLocale.dart	100.00% <100.00%> (ø)
lib/src/locale/nlLocale.dart	100.00% <100.00%> (ø)
lib/src/locale/thLocale.dart	100.00% <100.00%> (ø)
lib/src/utils/replace.dart	91.66% <100.00%> (+0.36%)	⬆️

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