Reset recomputations

[skortchmark9]

Addresses #26

Also, fixes up unit tests for extension & a couple housekeeping items.

[codecov-io]

Codecov Report

Merging #33 into master will not change coverage.
The diff coverage is n/a.

@@          Coverage Diff          @@
##           master    #33   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files           1      1           
  Lines          20     20           
=====================================
  Hits           20     20

Impacted Files	Coverage Δ
src/index.js	100% <ø> (ø)	⬆️

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[coveralls]

Coverage remained the same at 98.246% when pulling 4e19d3d on reset-recomputations into 1175df8 on master.

[omgoshjosh]

I approve!

[codecov-commenter]

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Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (d1d278b) to head (4e19d3d).
⚠️ Report is 6 commits behind head on master.
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Additional details and impacted files

@@            Coverage Diff            @@
##            master       #33   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            1         1           
  Lines           20        20           
=========================================
  Hits            20        20           

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