Index: frontend/node_modules/caniuse-api/README.md
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+# caniuse-api [![Build Status](https://travis-ci.org/Nyalab/caniuse-api.svg?branch=master)](https://travis-ci.org/Nyalab/caniuse-api) [![Build status](https://ci.appveyor.com/api/projects/status/6j3na522bv3bxfa5/branch/master?svg=true)](https://ci.appveyor.com/project/MoOx/caniuse-api/branch/master)
+
+request the caniuse data to check browsers compatibilities
+
+## Installation
+
+```console
+$ yarn add caniuse-api
+```
+
+## Usage
+
+```js
+const caniuse = require('caniuse-api')
+
+caniuse.getSupport('border-radius')
+caniuse.isSupported('border-radius', 'ie 8, ie 9')
+caniuse.setBrowserScope('> 5%, last 1 version')
+caniuse.getSupport('border-radius')
+// ...
+```
+
+## API
+
+#### `caniuse.getSupport(feature)`
+
+_ask since which browsers versions a feature is available_
+
+* `y`: Since which browser version the feature is available
+* `n`: Up to which browser version the feature is unavailable
+* `a`: Up to which browser version the feature is partially supported
+* `x`: Up to which browser version the feature is prefixed
+
+```js
+caniuse.getSupport('border-radius', true)
+/*
+{ and_chr: { y: 67 },
+  and_ff: { y: 60 },
+  and_qq: { y: 1.2 },
+  and_uc: { y: 11.8 },
+  android: { y: 2.1, x: 2.1 },
+  baidu: { y: 7.12 },
+  chrome: { y: 4, x: 4 },
+  edge: { y: 12 },
+  firefox: { a: 2, x: 3.6, y: 3 },
+  ie: { n: 8, y: 9 },
+  ie_mob: { y: 10 },
+  ios_saf: { y: 3.2, x: 3.2 },
+  op_mini: {},
+  op_mob: { n: 10, y: 11 },
+  opera: { n: 10, y: 10.5 },
+  safari: { y: 3.1, x: 4 },
+  samsung: { y: 4 } }
+*/
+```
+
+#### `caniuse.isSupported(feature, browsers)`
+
+_ask if a feature is supported by some browsers_
+
+```js
+caniuse.isSupported('border-radius', 'ie 8, ie 9') // false
+caniuse.isSupported('border-radius', 'ie 9') // true
+```
+
+#### `caniuse.find(query)`
+
+_search for a caniuse feature name_
+
+Ex:
+
+```js
+caniuse.find('radius') // ['border-radius']
+caniuse.find('nothingness') // []
+caniuse.find('css3')
+/*
+[ 'css3-attr',
+  'css3-boxsizing',
+  'css3-colors',
+  'css3-cursors-grab',
+  'css3-cursors-newer',
+  'css3-cursors',
+  'css3-tabsize' ]
+*/
+```
+
+#### `caniuse.getLatestStableBrowsers()`
+
+_get the current version for each browser_
+
+```js
+caniuse.getLatestStableBrowsers()
+/*
+[ 'and_chr 67',
+  'and_ff 60',
+  'and_qq 1.2',
+  'and_uc 11.8',
+  'android 67',
+  'baidu 7.12',
+  'bb 10',
+  'chrome 67',
+  'edge 17',
+  'firefox 61',
+  'ie 11',
+  'ie_mob 11',
+  'ios_saf 11.3-11.4',
+  'op_mini all',
+  'op_mob 46',
+  'opera 53',
+  'safari 11.1',
+  'samsung 7.2' ]
+*/
+```
+
+#### `caniuse.getBrowserScope()`
+
+_returns a list of browsers currently used for the scope of operations_
+
+```js
+caniuse.getBrowserScope()
+/*
+[ 'and_chr',
+  'and_ff',
+  'and_qq',
+  'and_uc',
+  'android',
+  'baidu',
+  'chrome',
+  'edge',
+  'firefox',
+  'ie',
+  'ie_mob',
+  'ios_saf',
+  'op_mini',
+  'op_mob',
+  'opera',
+  'safari',
+  'samsung' ]
+*/
+```
+
+#### `caniuse.setBrowserScope(browserscope)`
+
+_if you do not like the default browser scope, you can set it globally by using this method_
+
+* browserscope should be a 'autoprefixer' formatted string
+
+```js
+caniuse.setBrowserScope('> 5%, last 2 versions, Firefox ESR, Opera 12.1')
+```
+
+
+---
+
+## [Changelog](CHANGELOG.md)
+
+## [License](LICENSE)