Add CONFIG -= app_bundle in appropriate places.

So that console apps won't build as app bundles on MacOS.
Remove some obsolete Collins stuff.

cswjan11 was a provisional list.  No need for it anymore.
cswapr07.gaddag is taking up a lot of space, and probably hardly
 anybody needs it anymore (and, eventually, I'll add on-the-fly
 gaddag generation, so it won't matter).
Mac build stuff
Add OSPS (Polish) dictionary.