Update dotfiles

[yakky]

Description

Update dotfiles to latest version

• split lint / test GA
• tox no longer needs the dot in the python version
• add RTD config file

References

Fix #189

Checklist

• I have read the contribution guide
• Code lint checked via inv lint
• changes file included (see docs)
• Usage documentation added in case of new features
• Tests added

[codecov]

Codecov Report

Merging #195 into develop will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff            @@
##           develop     #195   +/-   ##
========================================
  Coverage    93.85%   93.85%           
========================================
  Files            6        6           
  Lines          732      732           
  Branches       119      119           
========================================
  Hits           687      687           
  Misses          12       12           
  Partials        33       33           

Flag	Coverage Δ
#unittests	93.85% <ø> (ø)

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