* add Fifteen Seconds Istanbul

* remove source_url

* Add corejs to babel-preset-gatsby-package config

* Update packages/babel-preset-gatsby-package/index.js

Co-Authored-By: Ward Peeters <ward@coding-tech.com>

* Add corejs as a dependency

* Update snapshot

* Update packages/babel-preset-gatsby-package/package.json

Co-Authored-By: Sidhartha Chatterjee <me@sidharthachatterjee.com>

…ion correctly when JS is disabled retroactively (#17590)

* Set path resources on route update (for initial page load)

* begin "magic"

* refactor + fix always re-enabling

* implement SW API route + only set head components for offline shell + misc

* update snapshots

* change messageapi back to a "normal" object

* add comment re: syntax

* rename back to original casing

* add back noscript warning in default-html

* restore snapshots

* Missing commas throw errors on the terminal

Missing commas on the examples throw errors on the terminal. Suggest we take the example from the package itself (found here: https://www.gatsbyjs.org/packages/gatsby-plugin-typography/) .

Note, other examples on the same page might not work, haven't tested them yet.

* Update typography-js.md

* chore: format

Sentence structure/typo fix.

…f page template files have default export (#17752)

…target (#17727)

* Fix error when building gatsby-transformer-sqip

* Update snapshots

* Only add corejs for node

 - babel-plugin-remove-graphql-queries@2.7.8
 - babel-preset-gatsby-package@0.2.5
 - babel-preset-gatsby@0.2.14
 - gatsby-cli@2.7.49
 - gatsby-codemods@1.1.8
 - gatsby-core-utils@1.0.10
 - gatsby-cypress@0.2.9
 - gatsby-design-tokens@1.0.6
 - gatsby-dev-cli@2.5.27
 - gatsby-graphiql-explorer@0.2.18
 - gatsby-image@2.2.20
 - gatsby-link@2.2.15
 - gatsby-page-utils@0.0.20
 - gatsby-plugin-canonical-urls@2.1.8
 - gatsby-plugin-catch-links@2.1.10
 - gatsby-plugin-coffeescript@2.1.8
 - gatsby-plugin-create-client-paths@2.1.9
 - gatsby-plugin-cxs@2.1.6
 - gatsby-plugin-emotion@4.1.7
 - gatsby-plugin-facebook-analytics@2.2.8
 - gatsby-plugin-feed@2.3.13
 - gatsby-plugin-flow@1.1.7
 - gatsby-plugin-fullstory@2.1.8
 - gatsby-plugin-glamor@2.1.8
 - gatsby-plugin-google-analytics@2.1.17
 - gatsby-plugin-google-gtag@1.1.9
 - gatsby-plugin-google-tagmanager@2.1.10
 - gatsby-plugin-guess-js@1.1.13
 - gatsby-plugin-jss@2.1.7
 - gatsby-plugin-layout@1.1.8
 - gatsby-plugin-less@3.0.7
 - gatsby-plugin-lodash@3.1.8
 - gatsby-plugin-manifest@2.2.18
 - gatsby-plugin-netlify-cms@4.1.17
 - gatsby-plugin-netlify@2.1.15
 - gatsby-plugin-nprogress@2.1.7
 - gatsby-plugin-offline@3.0.8
 - gatsby-plugin-page-creator@2.1.20
 - gatsby-plugin-postcss@2.1.8
 - gatsby-plugin-preact@3.1.11
 - gatsby-plugin-preload-fonts@1.0.7
 - gatsby-plugin-react-css-modules@2.1.8
 - gatsby-plugin-react-helmet@3.1.8
 - gatsby-plugin-remove-trailing-slashes@2.1.7
 - gatsby-plugin-sass@2.1.15
 - gatsby-plugin-sharp@2.2.25
 - gatsby-plugin-sitemap@2.2.14
 - gatsby-plugin-styled-components@3.1.6
 - gatsby-plugin-styled-jsx@3.1.7
 - gatsby-plugin-styletron@4.1.10
 - gatsby-plugin-stylus@2.1.9
 - gatsby-plugin-subfont@1.1.8
 - gatsby-plugin-twitter@2.1.7
 - gatsby-plugin-typescript@2.1.9
 - gatsby-plugin-typography@2.3.8
 - gatsby-react-router-scroll@2.1.9
 - gatsby-remark-autolink-headers@2.1.11
 - gatsby-remark-code-repls@3.0.9
 - gatsby-remark-copy-linked-files@2.1.20
 - gatsby-remark-custom-blocks@2.1.10
 - gatsby-remark-embed-snippet@4.1.8
 - gatsby-remark-graphviz@1.1.10
 - gatsby-remark-images-contentful@2.1.14
 - gatsby-remark-images@3.1.23
 - gatsby-remark-katex@3.1.10
 - gatsby-remark-prismjs@3.3.14
 - gatsby-remark-responsive-iframe@2.2.17
 - gatsby-remark-smartypants@2.1.9
 - gatsby-source-contentful@2.1.39
 - gatsby-source-drupal@3.2.30
 - gatsby-source-faker@2.1.7
 - gatsby-source-filesystem@2.1.25
 - gatsby-source-graphql@2.1.15
 - gatsby-source-hacker-news@2.1.9
 - gatsby-source-lever@2.1.10
 - gatsby-source-medium@2.1.7
 - gatsby-source-mongodb@2.1.13
 - gatsby-source-npm-package-search@2.1.10
 - gatsby-source-shopify@3.0.16
 - gatsby-source-wikipedia@2.1.7
 - gatsby-source-wordpress@3.1.34
 - gatsby-telemetry@1.1.25
 - gatsby-transformer-asciidoc@1.1.10
 - gatsby-transformer-csv@2.1.8
 - gatsby-transformer-documentationjs@4.1.11
 - gatsby-transformer-excel@2.2.9
 - gatsby-transformer-hjson@2.2.10
 - gatsby-transformer-javascript-frontmatter@2.1.9
 - gatsby-transformer-javascript-static-exports@2.2.10
 - gatsby-transformer-json@2.2.9
 - gatsby-transformer-pdf@1.1.10
 - gatsby-transformer-react-docgen@5.0.13
 - gatsby-transformer-remark@2.6.24
 - gatsby-transformer-screenshot@2.1.21
 - gatsby-transformer-sharp@2.2.16
 - gatsby-transformer-sqip@2.1.28
 - gatsby-transformer-toml@2.2.9
 - gatsby-transformer-xml@2.1.10
 - gatsby-transformer-yaml@2.2.10
 - gatsby@2.15.19
 - graphql-skip-limit@2.1.11