[sr-dev] [module permissions] "grp" to mediumint

[Juha Heinanen]

Daniel-Constantin Mierla writes:

> I think we should standardize on having 'int' everywhere, these variants 
> of smaller ints are not that portable across databases.
> 
> In this case I am not sure what the structure inside the modules stores, 
> but the database driver modules convert such ints to standard int.

it is ok for me to change grp column to int.  i think it can be done
without changing version of address table.

-- juha