Remove dependencies and update install instrcution

Author: n3tr

README.md

@@ -18,17 +18,49 @@ ESLint config for WeWork projects. This is an extension of `eslint-config-airbnb
 
 ### Install:
 
+**Yarn**
+
+```sh
+(
+  export PKG=eslint-config-wework;
+  npm info "$PKG@latest" peerDependencies --json | command sed 's/[\{\},]//g ; s/: /@/g' | xargs yarn add --dev  "$PKG@latest"
+)
+```
+
+**NPM**
+
+If using **npm 5+**, use this shortcut
+
+```sh
+npx install-peerdeps --dev eslint-config-wework
 ```
-npm install eslint-config-wework --save
+
+If using **npm < 5**, Linux/OSX users can run
+
+```sh
+(
+  export PKG=eslint-config-wework;
+  npm info "$PKG@latest" peerDependencies --json | command sed 's/[\{\},]//g ; s/: /@/g' | xargs npm install --save-dev "$PKG@latest"
+)
 ```
 
-If you're using `npm` < v3 you'll need to install each of this packages `peerDependencies` explicitly.
+Which produces and runs a command like:
 
+```sh
+npm install --save-dev eslint-config-airbnb eslint@^#.#.# eslint-plugin-jsx-a11y@^#.#.# eslint-plugin-import@^#.#.# eslint-plugin-react@^#.#.# eslint-config-airbnb@^#.#.# eslint-config-lodash@^#.#.# eslint-config-mocha@^#.#.# eslint-config-node@^#.#.# eslint-config-promise@^#.#.# eslint-config-security@^#.#.#
 ```
-npm install eslint-config-airbnb eslint-plugin-react eslint-plugin-import eslint-plugin-jsx-a11y --save
+
+If using **npm < 5**, Windows users can either install all the peer dependencies manually, or use the [install-peerdeps](https://github.com/nathanhleung/install-peerdeps) cli tool.
+
+```sh
+npm install -g install-peerdeps
+install-peerdeps --dev eslint-config-airbnb
 ```
+The cli will produce and run a command like:
 
-Note: make sure the versions of the above packages that are installed satisfy this package's `peerDependencies`, otherwise you might see inconsistent behavior.
+```sh
+npm install --save-dev eslint-config-airbnb eslint@^#.#.# eslint-plugin-jsx-a11y@^#.#.# eslint-plugin-import@^#.#.# eslint-plugin-react@^#.#.# eslint-config-airbnb@^#.#.# eslint-config-lodash@^#.#.# eslint-config-mocha@^#.#.# eslint-config-node@^#.#.# eslint-config-promise@^#.#.# eslint-config-security@^#.#.#
+```
 
 ### Configure:
 

package.json

@@ -49,16 +49,5 @@
     "eslint-plugin-promise": "3.5.0",
     "eslint-plugin-react": "7.2.0",
     "eslint-plugin-security": "1.4.0"
-  },
-  "dependencies": {
-    "eslint-config-airbnb": "15.1.0",
-    "eslint-plugin-import": "2.7.0",
-    "eslint-plugin-jsx-a11y": "5.1.1",
-    "eslint-plugin-lodash": "2.4.4",
-    "eslint-plugin-mocha": "4.11.0",
-    "eslint-plugin-node": "5.1.1",
-    "eslint-plugin-promise": "3.5.0",
-    "eslint-plugin-react": "7.2.0",
-    "eslint-plugin-security": "1.4.0"
   }
 }