@uifabric/merge-styles/CHANGELOG.md

# Change Log - @uifabric/merge-styles

This log was last generated on Mon, 31 Oct 2022 12:21:19 GMT and should not be manually modified.

<!-- Start content -->

## [7.20.2](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.20.2)

Mon, 31 Oct 2022 12:21:19 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.20.1..@uifabric/merge-styles_v7.20.2)

### Patches

- Add some logic to stylesheet that will do a simple append instead of using insert before if the reference node isn't actually a child of the document head. ([PR #25387](https://github.com/microsoft/fluentui/pull/25387) by gcox@microsoft.com)

## [7.20.1](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.20.1)

Fri, 30 Sep 2022 21:44:22 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.19.1..@uifabric/merge-styles_v7.20.1)

### Patches

- getVendorSettings.js file was leading to app crash if userAgent was null. Have added a null check for userAgent ([PR #25035](https://github.com/microsoft/fluentui/pull/25035) by arujain@microsoft.com)

## [7.19.0](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.19.0)

Tue, 15 Sep 2020 12:26:06 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.18.0..@uifabric/merge-styles_v7.19.0)

### Minor changes

- Exporting additional typings, updated auto-unit generation to not prefix the default unit (px) on css custom properties. ([PR #14985](https://github.com/microsoft/fluentui/pull/14985) by dzearing@hotmail.com)

## [7.18.0](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.18.0)

Fri, 28 Aug 2020 12:29:20 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.17.0..@uifabric/merge-styles_v7.18.0)

### Minor changes

- Update IRawStyleBase tying to allow css variables (string) as acceptable values. ([PR #14773](https://github.com/microsoft/fluentui/pull/14773) by xgao@microsoft.com)

## [7.17.0](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.17.0)

Tue, 25 Aug 2020 12:36:19 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.16.1..@uifabric/merge-styles_v7.17.0)

### Minor changes

- Deprecating the `selectors` node. While it still works, you no longer need to wrap selectors within it. Just inline them next to the other styles. ([PR #14707](https://github.com/microsoft/fluentui/pull/14707) by dzearing@hotmail.com)

## [7.16.1](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.16.1)

Mon, 13 Jul 2020 23:14:39 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.16.0..@uifabric/merge-styles_v7.16.1)

### Patches

- Replace tslint with eslint ([PR #13944](https://github.com/microsoft/fluentui/pull/13944) by elcraig@microsoft.com)

## [7.16.0](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.16.0)

Tue, 30 Jun 2020 12:33:36 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.15.1..@uifabric/merge-styles_v7.16.0)

### Minor changes

- Loosening typings in the `IStyle` interface. ([PR #13847](https://github.com/microsoft/fluentui/pull/13847) by dzearing@microsoft.com)

## [7.15.0](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.15.0)

Thu, 25 Jun 2020 12:50:17 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.14.1..@uifabric/merge-styles_v7.15.0)

### Minor changes

- Loosening typings to allow for css variables. Removing kebab casing for css values which start with dashes. ([PR #13751](https://github.com/microsoft/fluentui/pull/13751) by dzearing@hotmail.com)

## [7.14.0](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.14.0)

Fri, 15 May 2020 20:33:16 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.13.0..@uifabric/merge-styles_v7.14.0)

### Minor changes

- Addressing another typing issue found by TS 3.9.2 which is now catching scenarios which were shallow partials but should have been deep partials. ([PR #13185](https://github.com/microsoft/fluentui/pull/13185) by dzearing@microsoft.com)

## [7.13.0](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.13.0)

Fri, 15 May 2020 00:07:39 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.12.0..@uifabric/merge-styles_v7.13.0)

### Minor changes

- Relaxing the input arguments in merge-styles to keep things building with typescript 3.9. ([PR #13165](https://github.com/microsoft/fluentui/pull/13165) by dzearing@microsoft.com)

## [7.12.0](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.12.0)

Mon, 11 May 2020 12:36:34 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.11.4..@uifabric/merge-styles_v7.12.0)

### Minor changes

- Enable repeating selector in css rules for higher specificity ([PR #13014](https://github.com/microsoft/fluentui/pull/13014) by xgao@microsoft.com)

## [7.11.4](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.11.4)

Fri, 08 May 2020 12:35:40 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.11.3..@uifabric/merge-styles_v7.11.4)

### Patches

- add forcedColorAdjust ([PR #13035](https://github.com/microsoft/fluentui/pull/13035) by xgao@microsoft.com)
- Prevent classname with empty style generation ([PR #13029](https://github.com/microsoft/fluentui/pull/13029) by pingj@microsoft.com)

## [7.11.3](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.11.3)

Thu, 07 May 2020 01:06:55 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.11.2..@uifabric/merge-styles_v7.11.3)

### Patches

- Addressing commonjs imports. ([PR #13031](https://github.com/microsoft/fluentui/pull/13031) by dzearing@microsoft.com)

## [7.11.2](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.11.2)

Tue, 05 May 2020 12:34:22 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.11.0..@uifabric/merge-styles_v7.11.2)

### Patches

- Fixing errors when building @fluentui/docs. ([PR #12448](https://github.com/microsoft/fluentui/pull/12448) by humbertomakotomorimoto@gmail.com)

## [7.11.0](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.11.0)

Fri, 17 Apr 2020 12:34:08 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.10.0..@uifabric/merge-styles_v7.11.0)

### Minor changes

- add WebkitTextSizeAdjust and textSizeAdjust as a valid CSS property ([PR #12751](https://github.com/microsoft/fluentui/pull/12751) by sochhay@microsoft.com)

## [7.10.0](https://github.com/microsoft/fluentui/tree/@uifabric/merge-styles_v7.10.0)

Thu, 16 Apr 2020 04:01:45 GMT 
[Compare changes](https://github.com/microsoft/fluentui/compare/@uifabric/merge-styles_v7.8.11..@uifabric/merge-styles_v7.10.0)

### Minor changes

- Expose keytoclassnames to app, so it can be cached by the app in places like indexed db. ([PR #12651](https://github.com/microsoft/fluentui/pull/12651) by pingj@microsoft.com)

### Patches

- Readme: Fabric=>Fluent wording updates ([PR #12508](https://github.com/microsoft/fluentui/pull/12508) by elcraig@microsoft.com)
- Fix typing for subComponentStyles in StyleSet ([PR #12630](https://github.com/microsoft/fluentui/pull/12630) by xgao@microsoft.com)

## 7.8.11
Mon, 30 Mar 2020 19:10:08 GMT

### Patches

- Fixing '_rtl not defined' error thrown when building @fluentui/docs. (humbertomakotomorimoto@gmail.com)
## 7.8.10
Wed, 25 Mar 2020 12:30:04 GMT

### Patches

- Changing references of Fabric to Fluent (mgodbolt@microsoft.com)
## 7.8.9
Mon, 23 Mar 2020 12:28:29 GMT

### Patches

- Replace OfficeDev/office-ui-fabric-react with microsoft/fluentui (elcraig@microsoft.com)
## 7.8.3
Wed, 22 Jan 2020 12:36:43 GMT

### Patches

- Documentation: Added note to merge-styles readme about working with content security policy (CSP). (elcraig@microsoft.com)
## 7.8.2
Fri, 17 Jan 2020 02:32:17 GMT

### Patches

- Update tslib minver to first version containing __spreadArrays helper due to changes in how TS emits spreads. (jagore@microsoft.com)
## 7.8.1
Fri, 08 Nov 2019 12:30:07 GMT

### Patches

- Add px units to flexBasis styling by default. Remove existing styling usage where it had no effect before this PR. (jagore@microsoft.com)
## 7.8.0
Mon, 21 Oct 2019 12:33:23 GMT

### Minor changes

- Add `-ms-overflow-style` as a valid CSS property (unindented@gmail.com)
## 7.7.0
Thu, 26 Sep 2019 12:32:32 GMT

### Minor changes

- mergeStyles and mergeStyleSets have a companion method which accepts options for setting RTL (jdh@microsoft.com)
## 7.6.0
Fri, 20 Sep 2019 12:34:28 GMT

### Minor changes

- Adding `concatStyleSetsWithProps` to help resolve stylesets that are functional, resolving with props. (dzearing@microsoft.com)
## 7.5.2
Thu, 12 Sep 2019 12:34:15 GMT

### Patches

- Build the kebabRules map instead of shipping it (mark@thedutchies.com)
## 7.5.1
Wed, 04 Sep 2019 04:09:58 GMT

### Patches

- fix version file (kchau@microsoft.com)
## 7.5.0
Mon, 26 Aug 2019 12:30:49 GMT

### Minor changes

- merge-styles: Collapsing comma delimited selectors to make styles easy to define for multiple matches. (dzearing@hotmail.com)
## 7.4.1
Fri, 23 Aug 2019 12:35:28 GMT

### Patches

- Update npmignores, delete unused jest setup files (elcraig@microsoft.com)
- Fix up readme and package.json descriptions (elcraig@microsoft.com)

## 7.4.0
Tue, 13 Aug 2019 12:31:12 GMT

### Minor changes

- Removing deprecated and buggy "$" reference feature, which has added perf overhead in all scenarios, replacing with simpler regex to replace ampersands in selectors with classnames. (dzearing@microsoft.com)

## 7.3.0
Wed, 07 Aug 2019 12:32:28 GMT

### Minor changes

- Updating styles to not use $ syntax. (dzearing@microsoft.com)

## 7.2.0
Wed, 17 Jul 2019 18:58:57 GMT

### Minor changes

- Changed initial default style injection to insert at the start of head by default, rather than at the end. This lets user specified stylesheets have preference by default, but also added support to insert styles in a specific part of the `HEAD` element. Just create a placeholder `<style data-merge-styles/>` element within the head, and styles will be injected after that placeholder. (vibraga@microsoft.com)

### Patches

- Adding @types/react and @types/react-dom to package.json that have peer dependencies on react and react-dom. (makotom@microsoft.com)

## 7.1.1
Mon, 01 Jul 2019 18:51:42 GMT

### Patches

- Re-use style nodes in IE11 to prevent unpredictable cascading

## 7.1.0
Thu, 27 Jun 2019 18:25:04 GMT

### Minor changes

- Add `fontDisplay` to `IFontFace`

### Patches

- Reducing runtime overhead on kebab parsing. Reducing some concatStyleSets overhead.

## 7.0.2
Fri, 14 Jun 2019 12:26:30 GMT

### Patches

- Fix missing assets in production build.

## 7.0.1
Thu, 13 Jun 2019 00:24:48 GMT

### Patches

- Initial release of Fabric 7

## 6.19.0
Wed, 12 Jun 2019 00:42:26 GMT

### Minor changes

- Changin borderBottomLeftRadius, borderBottomRightRadius, borderTopLeftRadius and borderTopRightRadius to be of type ICSSPixelUnitRule, like borderRadius, instead of type string.

## 6.18.1
Tue, 11 Jun 2019 12:21:35 GMT

### Patches

- upgrade to api-extractor 7.1.6

## 6.18.0
Wed, 05 Jun 2019 12:22:30 GMT

### Minor changes

- Fix TS 3.5 typing issues.

## 6.17.4
Tue, 21 May 2019 12:20:44 GMT

### Patches

- Use shared demo app bootstrapping code

## 6.17.3
Tue, 14 May 2019 07:50:30 GMT

### Patches

- Update Fabric assets link

## 6.17.2
Wed, 08 May 2019 12:37:40 GMT

### Patches

- merge-styles: Removing `typeof window` call in `getInstance` to remove an IE11 memory leak.

## 6.17.1
Thu, 02 May 2019 12:36:35 GMT

### Patches

- a new line is added to the end of the api-extractor.json file

## 6.17.0
Mon, 15 Apr 2019 12:33:42 GMT

### Minor changes

- Inject nonce to style tag if specified in csp settings in FabricConfig.

## 6.16.5
Thu, 11 Apr 2019 12:37:10 GMT

### Patches

- Documentation: add @docCategory inline tags

## 6.16.4
Tue, 02 Apr 2019 00:38:15 GMT

### Patches

- Use ^ ranges instead of >=

## 6.16.3
Mon, 01 Apr 2019 12:37:03 GMT

### Patches

- Deleting .api.ts file.

## 6.16.2
Wed, 27 Mar 2019 12:34:02 GMT

### Patches

- update API file
- update api file generated by api-extractor 7

## 6.16.1
Fri, 08 Mar 2019 13:32:10 GMT

### Patches

- Fix selector in a mergeStyleSets Readme example

## 6.16.0
Fri, 01 Mar 2019 13:33:08 GMT

### Minor changes

- Some references to "process" have been removed to help with tree shaking.

## 6.15.2
Wed, 30 Jan 2019 13:36:21 GMT

### Patches

- Fix bug where multiple selectors in :global() would not be processed correctly

## 6.15.1
Wed, 23 Jan 2019 22:53:13 GMT

### Patches

- Allow :global to be used in more scenarios than just ":global(selector)"
- Use CSS object-fit in the Image component in capable browsers

## 6.15.0
Thu, 15 Nov 2018 13:36:22 GMT

### Minor changes

- DevExp: get rid of const enum so the library is compatible with Typescript's isolatedModule compilation mode

## 6.14.0
Tue, 13 Nov 2018 13:30:53 GMT

### Minor changes

- `strokeLinecap` added to IRawStyles.

## 6.13.0
Thu, 08 Nov 2018 04:17:34 GMT

### Minor changes

- Fixes #6975: adds ability for mergestyles to handle commas in selectors

## 6.11.0
Fri, 26 Oct 2018 12:32:35 GMT

### Minor changes

- Add api-extractor.json

## 6.10.4
Wed, 24 Oct 2018 12:28:58 GMT

### Patches

- IRawStyleBase: Replace string type on display property with a more specific type of possible values.

## 6.10.3
Mon, 22 Oct 2018 12:29:57 GMT

### Patches

- Added 'stretch' as valid value for justifyContent in IRawStyleBase.

## 6.10.2
Thu, 18 Oct 2018 20:22:36 GMT

### Patches

- Update api-extractor

## 6.10.1
Mon, 15 Oct 2018 12:29:12 GMT

### Patches

- IStyleSet: Now uses a form that works better in TS 2.8 and does not require TS 3.0 to work. Thanks [Nimelrian](https://github.com/Nimelrian)!
- Adding css grid properties to fill out the spec

## 6.10.0
Thu, 11 Oct 2018 23:13:31 GMT

### Minor changes

- Enable api-extractor task for merge-styles

## 6.9.4
Mon, 08 Oct 2018 12:24:15 GMT

### Patches

- Moving tslint/prettier dependencies

## 6.9.3
Mon, 01 Oct 2018 12:27:24 GMT

### Patches

- Prettier cleanup

## 6.9.2
Fri, 28 Sep 2018 12:27:38 GMT

### Patches

- Ignoring registering rules which are undefined.

## 6.9.1
Fri, 21 Sep 2018 14:25:46 GMT

### Patches

- Adding a version stamp file

## 6.9.0
Thu, 20 Sep 2018 12:25:33 GMT

### Minor changes

- Adding support for feature queries in selectors.

## 6.8.4
Thu, 13 Sep 2018 17:38:04 GMT

### Patches

- Added some missing styles. mix-blend-mode plus some padding-inline-*

## 6.8.3
Wed, 05 Sep 2018 10:29:25 GMT

### Patches

- Improve a DX issue with IProcessedStyleSet typings. (issue #6124)

## 6.8.2
Wed, 29 Aug 2018 10:28:42 GMT

### Patches

- The IProcessedStyleSet type now correctly infers the types of subComponentStyles properties.

## 6.8.1
Tue, 28 Aug 2018 10:23:58 GMT

### Patches

- Adds missing CSS property values for 'align-self' in `IRawStyle` type definition and corrects CSS property values for 'justify-self' in 'IRawStyle'

## 6.8.0
Mon, 27 Aug 2018 10:27:43 GMT

### Minor changes

- Adds support for 'justifySelf' which is needed to align items in CSS Grid.

## 6.7.0
Mon, 30 Jul 2018 10:27:11 GMT

### Minor changes

- Change IProcessedStyleSet typings to be easier to consume - subcomponentStyles is now always present so consumers do not have to check for presence even when it is fully expected that it is there.

### Patches

- formatting change

## 6.6.0
Thu, 26 Jul 2018 10:28:51 GMT

### Minor changes

- Add resize rule to IRawStyleBase.

## 6.5.1
Thu, 19 Jul 2018 21:25:32 GMT

### Patches

- `mergeStyleSet` is able to take falsey values again and handle it correctly in all cases.

## 6.5.0
Wed, 18 Jul 2018 10:25:50 GMT

### Minor changes

- Add support for style functions and improve documentation/typings.

## 6.4.0
Fri, 13 Jul 2018 21:32:37 GMT

### Minor changes

- Reverting the TypeScript bump, to un

## 6.2.3
Tue, 10 Jul 2018 21:54:07 GMT

### Patches

- Refining the merge-styles fix from yesterday to check for ownerDocument changes, which is a more correct comparison to work around the Chrome "window not resetting" issue.

## 6.2.2
Tue, 10 Jul 2018 05:05:15 GMT

### Patches

- If the singleton `Stylesheet` instance originated from another window, reset the instance. Workaround for an unexplained Chrome issue where the singleton was still accessible after a page refresh.

## 6.2.1
Wed, 20 Jun 2018 10:25:55 GMT

### Patches

- Prettier fixes

## 6.2.0
Thu, 07 Jun 2018 16:35:34 GMT

### Minor changes

- Minor changes to improve server side rendering.

## 6.0.2
Tue, 05 Jun 2018 00:44:30 GMT

### Patches

- Added Prettier

## 6.0.1
Mon, 04 Jun 2018 10:16:13 GMT

### Patches

- Updating react typings.

## 6.0.0
Wed, 30 May 2018 22:05:03 GMT

### Breaking changes

- v6 release - see office-ui-fabric-react@6.1.0 for all up v6 release notes.

## 5.17.1
Wed, 23 May 2018 10:28:50 GMT

### Patches

- Added missing merge-styles background-size typing

## 5.17.0
Thu, 26 Apr 2018 10:12:34 GMT

### Minor changes

- Add `animation` to `IRawStyleBase` for use in style sets.

## 5.16.1
Wed, 25 Apr 2018 05:32:09 GMT

### Patches

- merge-styles: `style` elements which are created on the fly now "bunch" together, avoiding unpredictability in specificity.

## 5.16.0
Mon, 23 Apr 2018 10:24:54 GMT

### Minor changes

- Updating how keyframe classes are cached to aid with jest snapshot testing.

### Patches

- Updating documentation.

## 5.15.2
Tue, 17 Apr 2018 18:47:11 GMT

### Patches

- mergeStyles: rules are now registered in separate styling objects, improving performance significantly.

## 5.15.1
Mon, 16 Apr 2018 10:23:26 GMT

### Patches

- Removing module entry temporarily. (Will be added back in 6.0.)

## 5.15.0
Tue, 10 Apr 2018 17:37:28 GMT

### Minor changes

- Add backgroundClip property definition.

## 5.14.1
Fri, 06 Apr 2018 10:25:55 GMT

### Patches

- mergeStyles: flipping RTL at runtime now resets the keys.

## 5.14.0
Sun, 25 Mar 2018 03:08:03 GMT

### Minor changes

- Updating to webpack 4 for producting bundles. Adding appropriate `module` and `sideEffects` fl

## 5.13.0
Fri, 02 Mar 2018 11:25:35 GMT

### Minor changes

- Upgrade to TypeScript 2.7.2

## 5.12.2
Wed, 21 Feb 2018 11:12:11 GMT

### Patches

- Adding test coverage for media queries.

## 5.12.1
Fri, 16 Feb 2018 11:23:29 GMT

### Patches

- mergeStyles: setting `fill-opacity` as unitless.

## 5.12.0
Wed, 14 Feb 2018 22:10:50 GMT

### Minor changes

- mergeStyles: Adding support to register selectors globally. Use `:global(rule)` as the selector to ensure that the unique className is not prepended in the output. See merge-styles README.md for more details.

## 5.11.2
Wed, 07 Feb 2018 11:23:59 GMT

### Patches

- Adjusting rtl flipping logic to be more resilient to invalid styling.

## 5.11.1
Tue, 06 Feb 2018 11:14:36 GMT

### Patches

- [provideUnits] Add line-height to ignore

## 5.11.0
Thu, 25 Jan 2018 11:23:06 GMT

### Minor changes

- Change maxHeight/maxFontSize to CSSPixelUnitRule (number and string)

## 5.10.1
Wed, 17 Jan 2018 11:11:25 GMT

### Patches

- Fix styles with undefined values being added to document (#3700)

## 5.10.0
Thu, 28 Dec 2017 11:23:50 GMT

### Minor changes

- Added a setting to Stylesheet which allows overriding the default prefix

## 5.9.0
Sat, 16 Dec 2017 05:07:22 GMT

### Minor changes

- Updated build to newest React version and typings. Updated tests and made various tweaks to the code to remove React warnings and keep Enzyme

## 5.8.1
Mon, 11 Dec 2017 11:24:05 GMT

### Patches

- Fixing issues where child variables in selectors would not expand correctly. Also fixing a case where the same static class registered in two different sets will not show up multiple times in the result from `mergeStyleSets`.

## 5.8.0
Fri, 01 Dec 2017 11:11:16 GMT

### Minor changes

- Adding `onInsertNode` callback and adjusting appendChild method for injecting styles to not cause flashes.

## 5.7.0
Wed, 29 Nov 2017 11:24:05 GMT

### Minor changes

- Updating TypeScript to 2.6.2.

## 5.6.0
Fri, 10 Nov 2017 17:09:36 GMT

### Minor changes

- Adding the ability to append style content rather than inject using insertRule, for special cases.

## 5.5.1
Thu, 02 Nov 2017 18:20:18 GMT

### Patches

- When selectors use previously registered class names as values, they are now correctly auto expanded.

## 5.5.0
Tue, 24 Oct 2017 10:21:08 GMT

### Minor changes

- Adding `stroke` css property to typings.

## 5.4.2
Fri, 20 Oct 2017 18:42:08 GMT

### Patches

- Calling `mergeStyles` with strings containing space delimited class names was not expanding merge-styles generated class names in the final merge. Fixed so that it does.

## 5.4.1
Tue, 17 Oct 2017 17:17:41 GMT

### Patches

- mergeStyles: in RTL we were seeing exceptions with registering opacity: 0 in keyframes. This has been addressed and a test has been added to cover the case.

## 5.4.0
Fri, 13 Oct 2017 04:00:17 GMT

### Minor changes

- Fixes to support media queries.

### Patches

- Adding data-merge-styles attribute to the style element so that it can be uniquely identified.

## 5.3.3
Fri, 13 Oct 2017 01:36:02 GMT

### Patches

- Adding data-merge-styles attribute to the style element so that it can be uniquely identified.

## 5.3.2
Mon, 09 Oct 2017 10:08:09 GMT

### Patches

- Add test for autoexpand

## 5.3.1
Fri, 06 Oct 2017 10:18:41 GMT

### Patches

- TSConfig: update to use preserveConstEnums so that certain builds s ystems don't break when importing const enums

## 5.3.0
Thu, 05 Oct 2017 10:17:42 GMT

### Minor changes

- Adding selector support to target child class names that were generated in the same mergeStyleSets set.

## 5.2.0
Sat, 30 Sep 2017 01:26:37 GMT

### Minor changes

- Found that adding `false` to the list of accepted typings in `mergeStyleSets` was breaking type safety. Removed it.

## 5.1.0
Fri, 29 Sep 2017 10:20:24 GMT

### Minor changes

- The `mergeStyleSets` method's type safety was not correct. Now with significantly better type safety.