Update README.md

Author: David Soyez

README.md

@@ -34,7 +34,7 @@ This web interface opens a http server on the arduino. Then you can access it fr
 Bugs & Features
 ===============
 
-Looks like both the HT1632 and ethernet library need to much SRAM memory so it can run on the Arduino Uno
+Looks like both the HT1632 and ethernet libraries need to much SRAM memory so it can run on the Arduino Uno.
 
 Known Issues
 ------------