# Change Log

All notable changes to this project will be documented in this file.
See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.

# [2.18.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.17.0...@open-wc/building-utils@2.18.0) (2020-05-13)


### Features

* **polyfills-loader:** update to systemjs v6 ([7de4d67](https://github.com/open-wc/open-wc/commit/7de4d6759792725e919f7f165bae8262812e9e17))





# [2.17.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.16.4...@open-wc/building-utils@2.17.0) (2020-05-05)


### Bug Fixes

* **polyfills-loader:** allow forcing the polyfill ([ee44812](https://github.com/open-wc/open-wc/commit/ee44812f89e90879713a0ba5cd79e631c57f6d4e))


### Features

* **es-dev-server:** move to typescript ([179b299](https://github.com/open-wc/open-wc/commit/179b2991442aae30460479c21cc6edfbf30b7885))





## [2.16.4](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.16.3...@open-wc/building-utils@2.16.4) (2020-04-20)

**Note:** Version bump only for package @open-wc/building-utils





## [2.16.3](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.16.2...@open-wc/building-utils@2.16.3) (2020-04-12)

**Note:** Version bump only for package @open-wc/building-utils





## [2.16.2](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.16.1...@open-wc/building-utils@2.16.2) (2020-04-05)


### Bug Fixes

* **rollup-plugin-html:** fix windows paths ([75cfa0e](https://github.com/open-wc/open-wc/commit/75cfa0ecf40705b389719482a326485a5fe7f5be))





## [2.16.1](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.16.0...@open-wc/building-utils@2.16.1) (2020-03-24)

**Note:** Version bump only for package @open-wc/building-utils





# [2.16.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.15.2...@open-wc/building-utils@2.16.0) (2020-03-11)


### Features

* **es-dev-server:** auto compat for browsers without stage4 features ([31a682b](https://github.com/open-wc/open-wc/commit/31a682bd5252ab97208287163eba325815fa5182))





## [2.15.2](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.15.1...@open-wc/building-utils@2.15.2) (2020-03-10)

**Note:** Version bump only for package @open-wc/building-utils





## [2.15.1](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.15.0...@open-wc/building-utils@2.15.1) (2020-03-06)

**Note:** Version bump only for package @open-wc/building-utils





# [2.15.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.14.3...@open-wc/building-utils@2.15.0) (2020-02-29)


### Features

* **rollup-plugin-html:** first release ([9acb29a](https://github.com/open-wc/open-wc/commit/9acb29ac84b0ef7e2b06c57043c9d2c76d5a29c0))





## [2.14.3](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.14.2...@open-wc/building-utils@2.14.3) (2020-02-23)


### Bug Fixes

* **building-utils:** dont precache legacy files ([20ece8d](https://github.com/open-wc/open-wc/commit/20ece8df0d53dd58e09a44e7ff38629a7fc3163e))





## [2.14.2](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.14.1...@open-wc/building-utils@2.14.2) (2020-02-10)


### Bug Fixes

* **building-utils:** keep edge 18 support for now ([#1328](https://github.com/open-wc/open-wc/issues/1328)) ([16a36af](https://github.com/open-wc/open-wc/commit/16a36af6438b83fbf5ce32efb52abaa5d6d13878))





## [2.14.1](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.14.0...@open-wc/building-utils@2.14.1) (2020-02-09)

**Note:** Version bump only for package @open-wc/building-utils





# [2.14.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.13.1...@open-wc/building-utils@2.14.0) (2020-02-06)


### Features

* **polyfills-loader:** add shady css scoped polyfill ([3c0bc88](https://github.com/open-wc/open-wc/commit/3c0bc88f0e67806abbb901d689b01c565261b6e0))





## [2.13.1](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.13.0...@open-wc/building-utils@2.13.1) (2020-02-02)

**Note:** Version bump only for package @open-wc/building-utils





# [2.13.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.11.0...@open-wc/building-utils@2.13.0) (2020-01-31)


### Bug Fixes

* skip brooken published versions ([25d21de](https://github.com/open-wc/open-wc/commit/25d21def522f22f98fc8c71b4c055617089c0e23))


### Features

* **polyfills-loader:** add polyfills loader ([249fee8](https://github.com/open-wc/open-wc/commit/249fee8a64982021eb2e1ad1937f3c08a4abc3c5))





# [2.11.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.10.7...@open-wc/building-utils@2.11.0) (2019-12-09)


### Features

* **es-dev-server:** allow max compat on modern browsers ([dbb2928](https://github.com/open-wc/open-wc/commit/dbb2928ddc97e567d1751b7c34bf0542036298c3))





## [2.10.7](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.10.6...@open-wc/building-utils@2.10.7) (2019-12-05)


### Bug Fixes

* **building-rollup:** respect output dir for sw.js ([#1082](https://github.com/open-wc/open-wc/issues/1082)) ([a71ed9d](https://github.com/open-wc/open-wc/commit/a71ed9d7162ef3bdddc70ca763f073b8853d31ce))





## [2.10.6](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.10.5...@open-wc/building-utils@2.10.6) (2019-12-01)


### Bug Fixes

* **building-utils:** check ShadyDOM.force in polyfills ([077f799](https://github.com/open-wc/open-wc/commit/077f7997dcee0b7d56bd66daffad155e9980ee3c))
* **building-utils:** fix wcs test ([8d5eed7](https://github.com/open-wc/open-wc/commit/8d5eed73b77cae7b82b0b477960c3788c32dc174))
* **building-utils:** update snapshots ([5fc118a](https://github.com/open-wc/open-wc/commit/5fc118af6c19412cc7f782e73e6006234aa892d0))





## [2.10.5](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.10.4...@open-wc/building-utils@2.10.5) (2019-11-24)

**Note:** Version bump only for package @open-wc/building-utils





## [2.10.4](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.10.3...@open-wc/building-utils@2.10.4) (2019-11-20)


### Bug Fixes

* **es-dev-server:** prefer .mjs over. js files ([27b5a9f](https://github.com/open-wc/open-wc/commit/27b5a9f58d45e213588b1440c53546e0a45d1ac4))





## [2.10.3](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.10.2...@open-wc/building-utils@2.10.3) (2019-11-19)


### Bug Fixes

* **building-utils:** add polyfill scripts before first script tag ([5768ab5](https://github.com/open-wc/open-wc/commit/5768ab57a9a9c104078cd8b5739528a7e9dc9ed1))





## [2.10.2](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.10.1...@open-wc/building-utils@2.10.2) (2019-10-25)


### Bug Fixes

* align used mocha version ([#901](https://github.com/open-wc/open-wc/issues/901)) ([3606381](https://github.com/open-wc/open-wc/commit/3606381))





## [2.10.1](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.10.0...@open-wc/building-utils@2.10.1) (2019-10-23)


### Bug Fixes

* add package keywords ([#859](https://github.com/open-wc/open-wc/issues/859)) ([cd78405](https://github.com/open-wc/open-wc/commit/cd78405))





# [2.10.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.9.0...@open-wc/building-utils@2.10.0) (2019-10-22)


### Features

* Use the workbox-config.js as default config ([#884](https://github.com/open-wc/open-wc/issues/884)) ([cd58619](https://github.com/open-wc/open-wc/commit/cd58619))





# [2.9.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.8.3...@open-wc/building-utils@2.9.0) (2019-09-27)


### Features

* **building-utils:** add option to polyfillsConfig to disable hashes in filenames ([#808](https://github.com/open-wc/open-wc/issues/808)) ([6763b83](https://github.com/open-wc/open-wc/commit/6763b83))





## [2.8.3](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.8.2...@open-wc/building-utils@2.8.3) (2019-09-22)


### Bug Fixes

* **building-utils:** ensure correct module load order on edge ([#812](https://github.com/open-wc/open-wc/issues/812)) ([0a1e490](https://github.com/open-wc/open-wc/commit/0a1e490)), closes [#781](https://github.com/open-wc/open-wc/issues/781)





## [2.8.2](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.8.1...@open-wc/building-utils@2.8.2) (2019-09-11)


### Bug Fixes

* **building-utils:** resolve dynamic imports ([#795](https://github.com/open-wc/open-wc/issues/795)) ([9ac1a4a](https://github.com/open-wc/open-wc/commit/9ac1a4a))





## [2.8.1](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.8.0...@open-wc/building-utils@2.8.1) (2019-08-21)


### Bug Fixes

* **building-utils:** re-add removed file ([1872515](https://github.com/open-wc/open-wc/commit/1872515))





# [2.8.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.7.0...@open-wc/building-utils@2.8.0) (2019-08-20)


### Features

* **es-dev-server:** faster node-resolve via use of es-module-lexer ([9589e4e](https://github.com/open-wc/open-wc/commit/9589e4e))





# [2.7.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.6.1...@open-wc/building-utils@2.7.0) (2019-08-14)


### Features

* **eslint-config:** update dependencies ([52909e8](https://github.com/open-wc/open-wc/commit/52909e8))





## [2.6.1](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.6.0...@open-wc/building-utils@2.6.1) (2019-08-13)

**Note:** Version bump only for package @open-wc/building-utils





# [2.6.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.5.4...@open-wc/building-utils@2.6.0) (2019-08-13)


### Features

* **es-dev-server:** improve node-resolve performance ([#704](https://github.com/open-wc/open-wc/issues/704)) ([3761a21](https://github.com/open-wc/open-wc/commit/3761a21))





## [2.5.4](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.5.3...@open-wc/building-utils@2.5.4) (2019-08-05)


### Bug Fixes

* cleanup package.json scripts ([be6bdb5](https://github.com/open-wc/open-wc/commit/be6bdb5))





## [2.5.3](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.5.2...@open-wc/building-utils@2.5.3) (2019-08-04)


### Bug Fixes

* **es-dev-server:** remove unnecessary polyfills in esm mode ([c3871b1](https://github.com/open-wc/open-wc/commit/c3871b1))





## [2.5.2](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.5.1...@open-wc/building-utils@2.5.2) (2019-07-26)


### Bug Fixes

* **es-dev-server:** correctly handle absolute and upwards file paths ([#654](https://github.com/open-wc/open-wc/issues/654)) ([b7c67dd](https://github.com/open-wc/open-wc/commit/b7c67dd))





## [2.5.1](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.5.0...@open-wc/building-utils@2.5.1) (2019-07-24)


### Bug Fixes

* **building-utils:** don't extract external resources ([e721590](https://github.com/open-wc/open-wc/commit/e721590))





# [2.5.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.4.3...@open-wc/building-utils@2.5.0) (2019-07-22)


### Features

* **es-dev-server:** handle inline modules ([#596](https://github.com/open-wc/open-wc/issues/596)) ([49e4013](https://github.com/open-wc/open-wc/commit/49e4013))





## [2.4.3](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.4.2...@open-wc/building-utils@2.4.3) (2019-07-19)

**Note:** Version bump only for package @open-wc/building-utils





## [2.4.2](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.4.1...@open-wc/building-utils@2.4.2) (2019-07-15)


### Bug Fixes

* **building-utils:** polyfills loader script supports module support ([d10817d](https://github.com/open-wc/open-wc/commit/d10817d))





## [2.4.1](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.4.0...@open-wc/building-utils@2.4.1) (2019-07-13)


### Bug Fixes

* **building-utils:** add missing dependencies ([#579](https://github.com/open-wc/open-wc/issues/579)) ([2d75124](https://github.com/open-wc/open-wc/commit/2d75124))





# [2.4.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.3.3...@open-wc/building-utils@2.4.0) (2019-07-08)


### Features

* **rollup-plugin-index-html:** support inline modules ([#525](https://github.com/open-wc/open-wc/issues/525)) ([f79de32](https://github.com/open-wc/open-wc/commit/f79de32))





## [2.3.3](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.3.2...@open-wc/building-utils@2.3.3) (2019-07-08)

**Note:** Version bump only for package @open-wc/building-utils





## [2.3.2](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.3.1...@open-wc/building-utils@2.3.2) (2019-07-08)

**Note:** Version bump only for package @open-wc/building-utils





## [2.3.1](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.3.0...@open-wc/building-utils@2.3.1) (2019-07-02)


### Bug Fixes

* only depend on polyfills in building-utils ([2568cdc](https://github.com/open-wc/open-wc/commit/2568cdc))
* **es-dev-server:** don't call next on non-2xx response ([f3e865a](https://github.com/open-wc/open-wc/commit/f3e865a))





# [2.3.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.2.0...@open-wc/building-utils@2.3.0) (2019-07-02)


### Features

* add es dev server ([2c6a0a8](https://github.com/open-wc/open-wc/commit/2c6a0a8))





# [2.2.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.1.1...@open-wc/building-utils@2.2.0) (2019-06-30)


### Features

* **rollup-plugin-index-html:** support import maps ([#519](https://github.com/open-wc/open-wc/issues/519)) ([8c56540](https://github.com/open-wc/open-wc/commit/8c56540))





## [2.1.1](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.1.0...@open-wc/building-utils@2.1.1) (2019-06-23)


### Bug Fixes

* add missing dependencies ([9abf373](https://github.com/open-wc/open-wc/commit/9abf373))





# [2.1.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.0.1...@open-wc/building-utils@2.1.0) (2019-06-23)


### Features

* **building-rollup:** add rollup-index-html-plugin ([#510](https://github.com/open-wc/open-wc/issues/510)) ([2ac2d19](https://github.com/open-wc/open-wc/commit/2ac2d19))





## [2.0.1](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@2.0.0...@open-wc/building-utils@2.0.1) (2019-06-18)


### Bug Fixes

* **building-utils:** change fetch polyfill script ([#502](https://github.com/open-wc/open-wc/issues/502)) ([03ca736](https://github.com/open-wc/open-wc/commit/03ca736)), closes [#501](https://github.com/open-wc/open-wc/issues/501) [#501](https://github.com/open-wc/open-wc/issues/501)





# [2.0.0](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@1.1.1...@open-wc/building-utils@2.0.0) (2019-06-14)


### Features

* utils and webpack plugin for an index.html entrypoint ([#474](https://github.com/open-wc/open-wc/issues/474)) ([c382cc7](https://github.com/open-wc/open-wc/commit/c382cc7))


### BREAKING CHANGES

* Replaced webpack html plugin with index html plugin





## [1.1.1](https://github.com/open-wc/open-wc/compare/@open-wc/building-utils@1.1.0...@open-wc/building-utils@1.1.1) (2019-05-19)

**Note:** Version bump only for package @open-wc/building-utils





# 1.1.0 (2019-05-07)


### Features

* **building-utils:** add building utils package ([464db5a](https://github.com/open-wc/open-wc/commit/464db5a))
