bug#16115: 24.3.50; doc string of `display-buffer-in-side-window' - there is no SIDE arg

[martin rudalics]

> Shouldn't `display-buffer-below-selected' display the buffer below,
> and not on the right?  I.e. like you recently added the let-binding
> `(split-width-threshold)' to `display-buffer-at-bottom',
> it would also make sense to do the same by moving the let-binding
> `(split-height-threshold 0)' to `display-buffer-below-selected'.

Just that now we apparently have a request for displaying the buffer at
the right ...

martin