Improvements for Kwave doc

[Thomas Eschenbacher]

On 03.06.2018 14:16, Antoni Bella Pérez wrote:
> [...]
>> > * Must be misspelled?
>> > Makes a menu entry or menu/sub menu that has been previously disabled
>> > <emphasis>enabled</emphasis> again.
> [...]
> That reference to "disabled enabled" together is confused for my.

You are right, this has been misunderstood already, as you have shown by
some examples in other languages, so thanks for the hint!

I rewrote some portions of this section, in the hope that it is simpler
and easier to understand (and to translate) now.

regards,
   Thomas