updated readme

Author: Marc Cámara

README.md

@@ -31,7 +31,7 @@ Laravel 5 is released!!
  4.0.x    | 0.13.x
  4.1.x    | 0.13.x
  4.2.x    | 0.15.x
- 5.0.x    | 1.0.x
+ 5.x.x    | 1.0.x
 
 ## Installation