fix: Fix safari render blocking (faceyspacey#195)

* fix: append scripts to the body to avoid render-blocking

* build: updating linting build, dependencies, babel

* tests: fixing tests

* tests: adding additional tests

* feat: adding insert option

solved safari render-blocking on async styles.
Allows the user to choose where to inject async styles in the DOM

Author: ScriptedAlchemy

.babelrc

@@ -0,0 +1,8 @@
+/coverage
+/dist
+/node_modules
+/test/fixtures
+/test/cases/*/expected
+/test/js
+CHANGELOG.md
+

.prettierignore

@@ -14,6 +14,6 @@ notifications:
   webhooks:
     urls:
       - https://webhooks.gitter.im/e/5156be73e058008e1ed2
-    on_success: always  # options: [always|never|change] default: always
-    on_failure: always  # options: [always|never|change] default: always
-    on_start: never     # options: [always|never|change] default: always
+    on_success: always # options: [always|never|change] default: always
+    on_failure: always # options: [always|never|change] default: always
+    on_start: never # options: [always|never|change] default: always

.travis.yml

@@ -0,0 +1,138 @@
+# Changelog
+
+All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
+
+### [0.9.0](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/compare/v0.8.2...v0.9.0) (2019-12-20)
+
+
+### Features
+
+* new `esModule` option ([#475](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/475)) ([596e47a](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/596e47a8aead53f9cc0e2b1e09a2c20e455e45c1))
+
+### [0.8.2](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/compare/v0.8.1...v0.8.2) (2019-12-17)
+
+
+### Bug Fixes
+
+* context for dependencies ([#474](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/474)) ([0269860](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/0269860adb0eaad477901188eea66693fedf7769))
+
+### [0.8.1](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/compare/v0.8.0...v0.8.1) (2019-12-17)
+
+
+### Bug Fixes
+
+* use filename mutated after instantiation ([#430](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/430)) ([0bacfac](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/0bacfac7ef4a06b4810fbc140875f7a038caa5bc))
+* improve warning of conflict order ([#465](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/465)) ([357d073](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/357d073bf0259f2c44e613ad4dfcbcc8354e4be3))
+* support ES module syntax ([#472](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/472)) ([2f72e1a](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/2f72e1aa267de23f121441714e88406f579e77b2))
+
+## [0.8.0](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/compare/v0.7.0...v0.8.0) (2019-07-16)
+
+
+### Features
+
+* Add ignoreOrder option ([#422](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/422)) ([4ad3373](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/4ad3373))
+
+
+
+## [0.7.0](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/compare/v0.6.0...v0.7.0) (2019-05-27)
+
+
+### Bug Fixes
+
+* do not attempt to reload unrequestable urls ([#378](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/378)) ([44d00ea](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/44d00ea))
+* fix `publicPath` regression ([#384](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/384)) ([582ebfe](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/582ebfe))
+* enable using plugin without defining options ([#393](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/393)) ([a7dee8c](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/a7dee8c))
+* downgrading normalize-url ([#399](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/399)) ([0dafaf6](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/0dafaf6))
+* hmr do not crash on link without href ([#400](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/400)) ([aa9b541](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/aa9b541))
+* hmr reload with invalid link url ([#402](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/402)) ([30a19b0](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/30a19b0))
+
+
+### Features
+
+* add `moduleFilename` option ([#381](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/381)) ([13e9cbf](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/13e9cbf))
+
+
+
+<a name="0.6.0"></a>
+# [0.6.0](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/compare/v0.5.0...v0.6.0) (2019-04-10)
+
+
+### Features
+
+* added error code to chunk load Error ([#347](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/347)) ([b653641](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/b653641))
+* adding hot module reloading ([#334](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/334)) ([4ed9c5a](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/4ed9c5a))
+* publicPath can be a function ([#373](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/373)) ([7b1425a](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/7b1425a))
+
+
+
+<a name="0.5.0"></a>
+# [0.5.0](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/compare/v0.4.5...v0.5.0) (2018-12-07)
+
+
+### Features
+
+* add crossOriginLoading option support ([#313](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/313)) ([ffb0d87](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/ffb0d87))
+
+
+
+<a name="0.4.5"></a>
+## [0.4.5](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/compare/v0.4.4...v0.4.5) (2018-11-21)
+
+
+### Bug Fixes
+
+* **index:** allow requesting failed async css files ([#292](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/292)) ([2eb0af5](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/2eb0af5))
+
+
+
+<a name="0.4.4"></a>
+## [0.4.4](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/compare/v0.4.3...v0.4.4) (2018-10-10)
+
+
+### Bug Fixes
+
+* **index:** assign empty `module.id` to prevent `contenthash` from changing unnecessarily ([#284](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/284)) ([d7946d0](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/d7946d0))
+
+
+
+<a name="0.4.3"></a>
+## [0.4.3](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/compare/v0.4.2...v0.4.3) (2018-09-18)
+
+
+### Bug Fixes
+
+* **loader:** pass `emitFile` to the child compilation (`loaderContext.emitFile`) ([#177](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/177)) ([18c066e](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/18c066e))
+
+
+
+<a name="0.4.2"></a>
+## [0.4.2](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/compare/v0.4.0...v0.4.2) (2018-08-21)
+
+
+### Bug Fixes
+
+* use correct order when multiple chunk groups are merged ([#246](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/246)) ([c3b363d](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/c3b363d))
+
+
+
+<a name="0.4.1"></a>
+## [0.4.1](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/compare/v0.4.0...v0.4.1) (2018-06-29)
+
+
+### Bug Fixes
+
+* CSS ordering with multiple entry points ([#130](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/issues/130)) ([79373eb](https://github.com/webpack-contrib/extract-css-chunks-webpack-plugin/commit/79373eb))
+
+
+
+# Change Log
+
+All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
+
+x.x.x / <year>-<month>-<day>
+==================
+
+  * Bug fix -
+  * Feature -
+  * Chore -
+  * Docs -

CHANGELOG.md

@@ -1,4 +1,5 @@
 Copyright JS Foundation and other contributors
+Copyright Zack Jackson
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the