ENH: Add codacy config

[bashtage]

Black remaining files

[pep8speaks]

Hello @bashtage! Thanks for opening this PR. We checked the lines you've touched for PEP 8 issues, and found:

• In the file versioneer.py:

Line 572:35: W605 invalid escape sequence '\s'
Line 576:35: W605 invalid escape sequence '\s'
Line 580:35: W605 invalid escape sequence '\s'
Line 621:52: W605 invalid escape sequence '\d'
Line 697:33: W605 invalid escape sequence '\d'

[coveralls]

Coverage remained the same at 99.688% when pulling cd80738 on add-codacy-config into f176217 on master.

[codecov]

Codecov Report

Merging #336 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #336   +/-   ##
=======================================
  Coverage   99.42%   99.42%           
=======================================
  Files          48       48           
  Lines       10665    10665           
  Branches      931      931           
=======================================
  Hits        10604    10604           
  Misses         18       18           
  Partials       43       43

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