[calligra] /: Make calligra compile with clang

[Stephen Kelly]

Boudewijn Rempt wrote:

> int n = name.indexOf(' ');
> -        if (n != -1) {
> +        if (n > -1) {
> kDebug(30518) << "Sheet name converting:" << name;
> -            name[n] == '_';
> +            name.replace(' ','_');
> kDebug(30518) << "Sheet name converted:" << name;
> }
> -        name = name.replace(' ', "_");

You should try not to put things like this into a commit which is reportedly 
only for fixing support for a compiler. Particularly the != > change 
shouldn't be in such an 'ignorable' commit.

Thanks,

Steve.