Merge pull request #49 from tomatau/patch-1

stream setter returns setter not value

README.md

@@ -94,7 +94,7 @@ var number = flyd.stream(5);
 // Get the current value of the stream.
 console.log(number()); // logs 5
 // Update the value of the stream.
-console.log(number(7)); // logs 7
+console.log(number(7));
 // The stream now returns the new value.
 console.log(number()); // logs 7
 ```