Topic/rww updates

a couple of bugs I found while integrating banana with [rww-play](https://github.com/read-write-web/rww-play)
I guess this is because of scalariform...

Do you know if it's possible for the following pattern to be left untouched?

```
class Foo[A, B, C](
  a: A,
  b: B
)(implicit
  bar: Bar[A],
  baz: Baz[B]
) extends Blah {
...
```