module system/namespaces: separate with/use, allow local "use"

[Marcin 'Qrczak' Kowalczyk]

Johannes Waldmann <waldmann at imn.htwk-leipzig.de> writes:

> With the module system, we should make a distinction between declaring
>
> (1) that we want to use a module
> (2) how to bring the module's names into scope

Perhaps 'import' should be allowed anywhere among definitions.

-- 
   __("<         Marcin Kowalczyk
   \__/       qrczak at knm.org.pl
    ^^     http://qrnik.knm.org.pl/~qrczak/