[m-dev.] diff: remove old code.

[Tyson Richard DOWD]

> 
> Zoltan mentioned that it might also be a good idea to try enabling
> the `--warn-interface-imports' option now.  (Previously it was disabled
> because of too many spurious warnings about e.g. `import_module list'
> not being needed.)

I've done this. There were still a _lot_ of modules that needed to be
modified in very small ways. Diff coming.

-- 
       Tyson Dowd           # 
                            #  Surreal humour isn't eveyone's cup of
     trd at cs.mu.oz.au        #  fur.
http://www.cs.mu.oz.au/~trd #