remove package-lock.json from commit

[chris-shyft]

"npm install" has issues if you leave it in the repository.

[mateodelnorte]

What are the problems you're seeing @chris-shyft? Mind pasting an error log?

[chris-shyft]

error log
$ npm install
⸨ ░░░░░░░░░⸩ ⠇ extract:strip-eof: sill extract spdx-correct@1.0.2
eWARN registry Unexpected warning for https://registry.npmjs.org/: Miscellaneous Warning EINTEGRITY: sha1-mA9vcthSEaU0fGsrwYxbhMPrR+8= integrity checksum failed when using sha1: wanted sha1-mA9vcthSEaU0fGsrwYxbhMPrR+8= but got sha512-NhZ4CsKx7cYm2vSrBAr2PvFOe6sWDf0UYLRqA6svUYg7+/TSfVAu49jYC4BvQ4Sms9SZgdqGBgroqfDhJdTyKQ==. (27217 bytes)
WARN registry Using stale package data from https://registry.npmjs.org/ due to a request error during revalidation.
test ░░░░░░⸩ ⠙ extract: sill extract has-to-string-tag-x@1.4.1
npm ERR! code EINTEGRITY
npm ERR! sha1-8J1ySpExuZJL3Ym3ngUjpAIcg7I= integrity checksum failed when using sha1: wanted sha1-8J1ySpExuZJL3Ym3ngUjpAIcg7I= but got sha1-T2kw8qnsWphTwwbbJxgFJJHiAeU=. (280720 bytes)

npm ERR! A complete log of this run can be found in:
npm ERR! /Users/fieldmagic/.npm/_logs/2018-04-10T02_14_04_618Z-debug.log

solution found in: (message from paulius005 on dec1 2017
nodejs/node#13635