Update README.md

typo issue

Author: Luc

README.md

@@ -6,11 +6,11 @@ Firmware should work with any 3D printer firmware (repetier/marlin/etc..) if ser
 I currently use it with my personnal flavor of [repetier for Due based boards](https://github.com/luc-github/Repetier-Firmware-0.92).
 Please use ESP with at least 1M flash, for ESP with 512K there is limited version [here](https://github.com/luc-github/ESP8266/tree/ESP-512K-64KSPIFFS)
 
-<u>Stable version:</u>
-Arduino ide 1.6.5 with stable [2.0.0](http://arduino.esp8266.com/versions/2.0.0/package_esp8266com_index.json) from ESP8266, please use https://github.com/luc-github/ESP8266/releases/tag/v0.5.1 
-Arduino ide 1.6.8 with stable [2.2.0](http://arduino.esp8266.com/versions/2.2.0/package_esp8266com_index.json) from ESP8266, please use https://github.com/luc-github/ESP8266/releases/tag/v0.6.1   
+<u>Stable version:</u>    
+Arduino ide 1.6.5 with stable [2.0.0](http://arduino.esp8266.com/versions/2.0.0/package_esp8266com_index.json) from ESP8266, please use https://github.com/luc-github/ESP8266/releases/tag/v0.5.1    
+Arduino ide 1.6.8 with stable [2.2.0](http://arduino.esp8266.com/versions/2.2.0/package_esp8266com_index.json) from ESP8266, please use https://github.com/luc-github/ESP8266/releases/tag/v0.6.1    
 
-<u>Development version:</u>
+<u>Development version:</u>    
 Arduino ide 1.6.8 with git from ESP8266 : [![Build Status](https://travis-ci.org/luc-github/ESP8266.svg?branch=master)](https://travis-ci.org/luc-github/ESP8266)    
 
 [All releases](https://github.com/luc-github/ESP8266/wiki)