[MAINT] Fix tests

[nbara]

CCA tests are failing in #52

I can't reproduce it locally so I suspect it's due to random number configuration

[codecov]

Codecov Report

Merging #53 (ebcea99) into master (48f1534) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master      #53   +/-   ##
=======================================
  Coverage   78.24%   78.24%           
=======================================
  Files          20       20           
  Lines        2211     2211           
=======================================
  Hits         1730     1730           
  Misses        481      481           

Impacted Files	Coverage Δ
meegkit/utils/base.py	72.72% <100.00%> (ø)

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