Update README.md

Author: me-no-dev

README.md

@@ -102,6 +102,7 @@ To use this library you might need to have the latest git versions of [ESP32](ht
    - [Instruction for Espressif 8266](http://docs.platformio.org/en/latest/platforms/espressif8266.html#using-arduino-framework-with-staging-version)
    - [Instruction for Espressif 32](http://docs.platformio.org/en/latest/platforms/espressif32.html#using-arduino-framework-with-staging-version)
  4. Add "ESP Async WebServer" to project using [Project Configuration File `platformio.ini`](http://docs.platformio.org/page/projectconf.html) and [lib_deps](http://docs.platformio.org/page/projectconf/section_env_library.html#lib-deps) option:
+
 ```ini
 [env:myboard]
 platform = espressif...