bug#13041: 24.2; diacritic-fold-search

[martin rudalics]

> BTW, there are a couple of minor things to check wrt the code you sent, Martin:
>
> * `min-length' is not used.

Leftover from a previous version.

> * The `cond's all repeat condition (< value 0) twice, with different actions.

These are clearly silly, yes.  Funnily, they don't affect the result since
they are never taken and the return value is nil as intended.

martin