Minor typo fix

I agree with you. "Edition" is not appropriate in this context, though I 
did not find "editing" as a noun.
French is not my native language but it might have influenced me as I 
learned it before English.

On 10/12/2014 04:08 PM, Andrej Hudec wrote:
>
> In Resources/doc/reference/architecture.rst:
>
> > @@ -16,7 +16,7 @@ The ``Admin`` class maps a specific model to the rich CRUD interface provided by
> >  ``SonataAdminBundle``. In other words, using your ``Admin`` classes, you can configure
> >  what is shown by ``SonataAdminBundle`` in each CRUD action for the associated model.
> >  By now you've seen 3 of those actions in the ``getting started`` page: list,
> > -filter and form (for creation/editing). However, a fully configured ``Admin`` class
> > +filter and form (for creation/edition). However, a fully configured ``Admin`` class
>
> I am not an expert in English, but |editing| looks as a better word 
> instead of |edition| 
> <http://dictionary.cambridge.org/dictionary/british/edition>.
>
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> <https://github.com/sonata-project/SonataAdminBundle/pull/2457/files#r18749760>.
>