add: cramer's v correlation matrix

[chrislemke]

No description provided.

[codecov]

Codecov Report

Merging #55 (aa39ec6) into develop (adb575a) will increase coverage by 0.48%.
The diff coverage is 100.00%.

@@             Coverage Diff             @@
##           develop      #55      +/-   ##
===========================================
+ Coverage    98.86%   99.34%   +0.48%     
===========================================
  Files            6        9       +3     
  Lines          176      306     +130     
===========================================
+ Hits           174      304     +130     
  Misses           2        2              

Impacted Files	Coverage Δ
src/blitzly/__init__.py	100.00% <100.00%> (ø)
src/blitzly/etc/utils.py	95.65% <100.00%> (+1.53%)	⬆️
src/blitzly/plots/bar.py	100.00% <100.00%> (ø)
src/blitzly/plots/dumbbell.py	100.00% <100.00%> (ø)
src/blitzly/plots/histogram.py	100.00% <100.00%> (ø)
src/blitzly/plots/matrix.py	100.00% <100.00%> (ø)
src/blitzly/plots/scatter.py	100.00% <100.00%> (ø)
src/blitzly/plots/slope.py	100.00% <100.00%> (ø)
src/blitzly/subplots.py	100.00% <100.00%> (ø)
... and 2 more

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.