Bump ex_doc from 0.18.4 to 0.19.0

[dependabot-preview]

Bumps ex_doc from 0.18.4 to 0.19.0.

Changelog

Sourced from ex_doc's changelog.

v0.19.0

This release requires Elixir v1.7 and later. For earlier Elixir versions, use ExDoc ~> 0.18.0.

• Enhancements

  • Do not select "iex>" when selecting code samples
  • Use makeup to perform ELixir's syntax highlighting (other languages still use highlight.js)
  • Use `[rel="noopener"] on external links
  • Link directly to page if sidebar item has no subitems
  • Autolink Kernel and Kernel functions and special forms with shorthands (for example, only is_atom/1 is necessary)
  • Trim EEx contents to reduce HTML size
  • Allow apps to be excluded from umbrella app docs

• Bug fixes

  • Exclude types with [**typedoc**](https://github.com/typedoc) false from the docs
  • Make sure autolink considers the longest matching dependency name in case of shared prefixes

v0.18.3

• Bug fix
  • Fix formatting of typespecs causing errors
  • Update jQuery
  • Properly remove underscore from typespec links

v0.18.2

• Enhancements
  • Improve documentation pages for printing
  • Autolink Kernel, Kernel.SpecialForms, and built-in types
  • Annotate opaque types
  • Add vertical-align:top to tables
  • Allow module-function-arity references in links, for example: some code
  • Remove underscore from view source link
  • Run code formatter on typespecs (if one is available)
  • Make night mode switch link more obvious

v0.18.1

• Bug fixes
  • Include missing formatter files

v0.18.0

• Enhancements

  • No longer strip empty parens from types
  • Provide more extension point for markdown processors
  • Remove assets from priv since they are now embedded at compile time

• Backwards incompatible changes

  • Remove built-in support for hoedown markdown processor

... (truncated)

Commits

• 299ab6a Release v0.19.0
• 1cfd131 Relax makeup_elixir dependency
• 9af06f8 Apply tmbb's suggestions to theme css
• 050e9b7 Fix search.spec.js
• eca9641 Also work on Elixir earlier versions
• 4d1bbd2 Have a dedicated section for guards
• 7b6745b Allow apps to be excluded from umbrella app docs (#871)
• 238a81c Upgrade to Elixir v1.8-dev
• d0a2da8 Run on 1.7.0-rc.0
• 9c9b411 Improve contributing instructions
• Additional commits viewable in compare view

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[coveralls]

Coverage remained the same at 100.0% when pulling f1852d1 on dependabot/hex/ex_doc-0.19.0 into 86a52fd on master.

[dependabot-preview]

Superseded by #38.