Bump mathjs from 4.2.2 to 6.0.2

[dependabot-preview]

Bumps mathjs from 4.2.2 to 6.0.2.

Changelog

Sourced from mathjs's changelog.

2019-06-11, version 6.0.2

• Fix not being able to set configuration after disabling function import
  (regression since v6.0.0).

2019-06-09, version 6.0.1

• Fix function reference not published in npm library.
• Fix function evaluate and parse missing in generated docs.

2019-06-08, version 6.0.0

!!! BE CAREFUL: BREAKING CHANGES !!!

Most notable changes

1. Full support for ES6 modules. Support for tree-shaking out of the box.

   Load all functions:

   import * as math from 'mathjs'

   Use a few functions:

   import { add, multiply } from 'mathjs'

   Load all functions with custom configuration:

   import { create, all } from 'mathjs'
   const config = { number: 'BigNumber' }
   const math = create(all, config)

   Load a few functions with custom configuration:

   import { create, addDependencies, multiplyDependencies } from 'mathjs'
   const config = { number: 'BigNumber' }
   const { add, multiply } = create({
     addDependencies,
     multiplyDependencies
   }, config)

... (truncated)

Commits

• 8d3b79b Publish v6.0.2
• c147d54 Fix not being able to set configuration after disabling function import
• 7aed291 Publish v6.0.1
• b390a23 Fix function reference not published in npm library
• 5e32983 Publish v6.0.0 🎉
• 51f99db Remove old_browsers example (these browsers aren't supported anymore)
• a4d2c70 Define HTML charset and lang in all browser examples
• fdcd998 Fix broken require in deprecated core.js
• aa89c83 Publish v6.0.0-beta.3
• 7a84844 Fix npm coverage script
• Additional commits viewable in compare view

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[codecov]

Codecov Report

Merging #154 into master will decrease coverage by 20.53%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #154       +/-   ##
==========================================
- Coverage   57.03%   36.5%   -20.54%     
==========================================
  Files          18      18               
  Lines         526     526               
  Branches      114     114               
==========================================
- Hits          300     192      -108     
- Misses        166     255       +89     
- Partials       60      79       +19

Impacted Files	Coverage Δ
src/core/class.js	0% <0%> (-93.66%)	⬇️
src/commands/calc.js	18.18% <0%> (-81.82%)	⬇️
src/commands/googl.js	0% <0%> (-50%)	⬇️
src/commands/eval.js	0% <0%> (-27.28%)	⬇️
src/commands/figlet.js	0% <0%> (-25%)	⬇️
src/commands/snap.js	0% <0%> (-19.52%)	⬇️
src/commands/get.js	0% <0%> (-16.67%)	⬇️
src/commands/money.js	0% <0%> (-13.89%)	⬇️
src/commands/wiki.js	36.06% <0%> (-6.56%)	⬇️

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