Replace tut by mdoc and other clean ups

[BenFradet]

No description provided.

[codecov]

Codecov Report

Merging #330 into master will decrease coverage by 0.14%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #330      +/-   ##
==========================================
- Coverage   87.85%   87.71%   -0.15%     
==========================================
  Files          37       37              
  Lines         700      700              
  Branches        5        2       -3     
==========================================
- Hits          615      614       -1     
- Misses         85       86       +1

Impacted Files	Coverage Δ
...cala/github4s/HttpRequestBuilderExtensionJVM.scala	100% <ø> (ø)	⬆️
...hub4s/src/main/scala/github4s/api/Activities.scala	100% <ø> (ø)	⬆️
github4s/src/main/scala/github4s/GithubAPIs.scala	100% <ø> (ø)	⬆️
github4s/src/main/scala/github4s/Decoders.scala	96.26% <ø> (ø)	⬆️
...b4s/src/main/scala/github4s/api/PullRequests.scala	100% <ø> (ø)	⬆️
github4s/src/main/scala/github4s/api/Issues.scala	100% <ø> (ø)	⬆️
github4s/src/main/scala/github4s/api/Repos.scala	95.45% <ø> (ø)	⬆️
...4s/src/main/scala/github4s/api/Organizations.scala	100% <ø> (ø)	⬆️
github4s/src/main/scala/github4s/api/Gists.scala	100% <ø> (ø)	⬆️
github4s/src/main/scala/github4s/api/Users.scala	100% <ø> (ø)	⬆️
... and 8 more

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[fedefernandez]

why you choose implicits1 @BenFradet ?

[BenFradet]

I wanted to avoid the clash with implicits since these are internal I went for implicits, if you have an idea for a better name I'm 👍

[fedefernandez]

A friend of us always said that the two hardest things in the engineering are cache invalidation and naming 😂 ... and I agree