Re: skyline docs

[Werner LEMBERG]

> +* Skyline vertical placement::  

What about `Vertical placement and collision issues'?

> +Intuitively, there are some objects in musical notation that belong
> +to the staff and there are other objects that should be placed outside
> +the staff. Objects [...]

Please always use two spaces after a full stop which ends a sentence.

> +First, LilyPond places all the objects that do not belong outside
> +the staff. The it sorts [...]
                 ^

> +The vertical padding between an outside-staff object and the
> +previously-positioned grobs can be controlled with outside-staff-padding.
                                                      ^^^^^^^^^^^^^^^^^^^^^
@code{outside-staff-padding}

> +By default, outside-staff objects are placed without regard to
> +their horizontal distance from the previously-posititioned grobs. This
> +can lead to situations in which objects are placed very close to each
> +other horizontally. Setting the outside-staff-horizontal-padding property
                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@code{outside-staff-horizontal-padding}

> +causes an object to be positioned high enough so that such a situation
> +doesn't occur.

`high enough'?  What exactly does that mean?  Shouldn't this be

  .... causes an object to be offset vertically so that ...


    Werner