Bump Cats to 1.0.1 and version to 0.4.1

[adelbertc]

cc @rossabaker

[codecov-io]

Codecov Report

Merging #245 into series/0.4.x will not change coverage.
The diff coverage is n/a.

@@              Coverage Diff              @@
##           series/0.4.x     #245   +/-   ##
=============================================
  Coverage         95.69%   95.69%           
=============================================
  Files                39       39           
  Lines               790      790           
  Branches             10       10           
=============================================
  Hits                756      756           
  Misses               34       34

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[imarios]

@adelbertc looks good! I let you click the merge just in case you want to do any last minute edits.

[adelbertc]

Sounds good, I'll merge and make the release tonight 👍

[rossabaker]

👍 Thank you for this!