devel/sope: make (stage-qa) now fails with DEVELOPER=yes complaining about iconv dependency

[Don Lewis]

On 15 Jul, Euan Thoms wrote:
>  
> On Friday, July 15, 2016 16:43 SGT, Walter Schwarzenfeld
> <w.schwarzenfeld at utanet.at> wrote:
>  
>> Also there are some ports who had USES=readline and stage-qa states
>> You have to add  USES+=readline.
>> Here is also the statement wrong.
> 
> That's interesting. When I said I did add USES+=iconv, actually I just
> added iconv to the existing USES= declaration. I will try USES+=iconv
> next time I work on the port.

They should be equivalent.