Update readme with new repo location

README.md

@@ -5,4 +5,4 @@ Generates UUID-format strings using purely high quality random bytes.
 Documentation
 =============
 
-The full documentation is available on [Godoc](http://godoc.org/github.com/hashicorp/uuid).
+The full documentation is available on [Godoc](http://godoc.org/github.com/hashicorp/go-uuid).