update FAQ #189

[simbabque]

Closes #189

[oalders]

Needs a typo fix

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.68%. Comparing base (1c3c2a6) to head (6d86118).
Report is 3 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #389   +/-   ##
=======================================
  Coverage   89.68%   89.68%           
=======================================
  Files           3        3           
  Lines         853      853           
  Branches      224      224           
=======================================
  Hits          765      765           
  Misses         37       37           
  Partials       51       51           

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[simbabque]

I had to update my own Perl::Tidy and then format some files that hadn't been touched in a while, but where our perltidyrc seems to now mean something else. I also had to drop Windows test runs up to 5.20. We do the same in LWP::UserAgent, so that should be fine.