Remove "Example configuration" section in readme

It provides nothing in addition to the previous sections and is a bad
example. Fixes #157.

README.md

@@ -14,7 +14,6 @@ Note that this config _only_ turns rules _off,_ so it only makes sense using it
 - [Installation](#installation)
   - [Excluding deprecated rules](#excluding-deprecated-rules)
 - [CLI helper tool](#cli-helper-tool)
-- [Example configuration](#example-configuration)
 - [Special rules](#special-rules)
   - [arrow-body-style and prefer-arrow-callback](#arrow-body-style-and-prefer-arrow-callback)
   - [curly](#curly)
@@ -135,49 +134,6 @@ Exit codes:
 - 1: Unexpected error.
 - 2: Conflicting rules found.
 
-## Example configuration
-
-<!-- prettier-ignore -->
-```json
-{
-  "extends": [
-    "standard",
-    "plugin:@typescript-eslint/recommended",
-    "plugin:flowtype/recommended",
-    "plugin:react/recommended",
-    "plugin:unicorn/recommended",
-    "plugin:vue/recommended",
-    "prettier",
-    "prettier/@typescript-eslint",
-    "prettier/babel",
-    "prettier/flowtype",
-    "prettier/react",
-    "prettier/standard",
-    "prettier/unicorn",
-    "prettier/vue"
-  ],
-  "plugins": [
-    "@typescript-eslint",
-    "babel",
-    "flowtype",
-    "react",
-    "standard",
-    "unicorn",
-    "vue"
-  ],
-  "parserOptions": {
-    "sourceType": "module",
-    "ecmaFeatures": {
-      "jsx": true
-    }
-  },
-  "env": {
-    "es6": true,
-    "node": true
-  }
-}
-```
-
 ## Special rules
 
 There a few rules that eslint-config-prettier disables that actually can be enabled in some cases.