Add coverage-final.json and bump to 3.8.2

[thomasrockhu]

• Add coverage-final.json to the list of possible coverage files
  This is already done in the bash uploader and is a result of this community post

• Clean up the README

• Alphabetize some of the patterns

[codecov]

Codecov Report

Merging #304 (a8bf57f) into master (d91e38f) will increase coverage by 1.27%.
The diff coverage is 50.00%.

❗ Current head a8bf57f differs from pull request most recent head bd9a87a. Consider uploading reports for the commit bd9a87a to get more accurate results

@@            Coverage Diff             @@
##           master     #304      +/-   ##
==========================================
+ Coverage   82.19%   83.46%   +1.27%     
==========================================
  Files          23       23              
  Lines         292      381      +89     
  Branches       60       95      +35     
==========================================
+ Hits          240      318      +78     
- Misses         40       51      +11     
  Partials       12       12              

Impacted Files	Coverage Δ
lib/codecov.js	70.93% <50.00%> (-1.42%)	⬇️
lib/git.js	100.00% <0.00%> (ø)
lib/services/snap.js	100.00% <0.00%> (ø)
lib/services/drone.js	100.00% <0.00%> (ø)
lib/services/circle.js	100.00% <0.00%> (ø)
lib/services/cirrus.js	100.00% <0.00%> (ø)
lib/services/gitlab.js	100.00% <0.00%> (ø)
lib/services/heroku.js	100.00% <0.00%> (ø)
lib/services/travis.js	100.00% <0.00%> (ø)
lib/services/jenkins.js	100.00% <0.00%> (ø)
... and 13 more

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