homepage url change to go with it for v3

composer.json

@@ -2,7 +2,7 @@
     "name": "twitter/bootstrap"
   , "description": "Sleek, intuitive, and powerful front-end framework for faster and easier web development."
   , "keywords": ["bootstrap", "css"]
-  , "homepage": "http://twitter.github.com/bootstrap/"
+  , "homepage": "http://getbootstrap.com"
   , "authors": [
       {
         "name": "Mark Otto",