chore(deps): update

[alexander-akait]

• This is a bugfix
• This is a feature
• This is a code refactor
• This is a test update
• This is a docs update
• This is a metadata update

For Bugs and Features; did you add new tests?

Motivation / Use-Case

update deps

Breaking Changes

Should be no

Additional Info

No

/cc @hiroppy

What we need to do in next PRs:

• Fix all ConcurrentCompilationError: You ran Webpack twice. Each instance only supports a single concurrent compilation at a time. errors in tests
• Fix .skip test in Compress.test.js
• Increase coverage and more tests

Can you take care?

[alexander-akait]

Let's see on issue status with updated http-proxy-middleware

[hiroppy]

it seems good with Node11 🎉 https://travis-ci.org/webpack/webpack-dev-server/jobs/495415842

[alexander-akait]

@evilebottnawi no 😄 #1672 we don't run npm test

[hiroppy]

wait for #1672

[codecov]

Codecov Report

Merging #1671 into master will decrease coverage by 0.33%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1671      +/-   ##
==========================================
- Coverage   75.45%   75.12%   -0.34%     
==========================================
  Files          19       17       -2     
  Lines         599      591       -8     
  Branches      173      172       -1     
==========================================
- Hits          452      444       -8     
  Misses        113      113              
  Partials       34       34

Impacted Files	Coverage Δ
setupTest.js

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[alexander-akait]

Problems with proxy solved 👍 Feel free to feedback

[alexander-akait]

/cc @hiroppy Can you help with #1671 (comment) (look bootom)? Thanks!