Move stuff back out of core and of NPM

[RobH123]

This change is 

[codecov]

Codecov Report

Merging #52 into master will increase coverage by 3.45%.
The diff coverage is 68.32%.

@@            Coverage Diff             @@
##           master      #52      +/-   ##
==========================================
+ Coverage   48.61%   52.06%   +3.45%     
==========================================
  Files          21       20       -1     
  Lines        2236     1961     -275     
  Branches      653      614      -39     
==========================================
- Hits         1087     1021      -66     
+ Misses        729      569     -160     
+ Partials      420      371      -49     

Impacted Files	Coverage Δ
src/core/annotation-row-check.js	1.88% <0.00%> (+1.88%)	⬆️
src/core/getApi.js	10.52% <0.00%> (-0.29%)	⬇️
src/core/manifest-text-check.js	59.57% <ø> (+55.31%)	⬆️
src/core/quote-check.js	69.81% <0.00%> (ø)
src/core/usfm-text-check.js	58.04% <0.00%> (ø)
src/core/tn-table-row-check.js	75.59% <61.76%> (ø)
src/core/field-text-check.js	55.65% <66.66%> (+0.78%)	⬆️
src/core/markdown-text-check.js	81.81% <69.23%> (ø)
src/core/tn-links-check.js	86.79% <80.70%> (+6.20%)	⬆️
src/core/ta-reference-check.js	95.55% <96.96%> (+0.10%)	⬆️
... and 6 more

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[PhotoNomad0]

Reviewed 39 of 39 files at r1.
Reviewable status: complete! all files reviewed, all discussions resolved