Update README.md

Update travis link

README.md

@@ -1,4 +1,4 @@
-Amber [![Travis CI Status](https://secure.travis-ci.org/NicolasPetton/amber.png)](https://travis-ci.org/#!/NicolasPetton/amber)
+Amber [![Travis CI Status](https://secure.travis-ci.org/amber-smalltalk/amber.png)](https://travis-ci.org/#!/amber-smalltalk/amber)
 =====
 
 By Nicolas Petton <petton.nicolas@gmail.com> and [Amber contributors](https://github.com/NicolasPetton/amber/contributors)
@@ -27,4 +27,4 @@ Amber is released under the MIT license. All contributions made for inclusion ar
 More infos
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-More on the [project page](http://amber-lang.net)
+More on the [project page](http://amber-lang.net)