should fix perlin gen on 32 bit

merge

Hide "optimize" button

german translation update, mostly just adding wuzzy's suggested strings

issue #875: Fix faulty translation in German

scaling is not safe in multi at all using a team add. will use the first real team instead.

Make amGirder invisible in construction mode since it allows placing anywhere in fortress. Print "insufficient power" if placement was blocked due to that, to avoid confusing noobs.

this bugs me every time I look at it

hat fix

revert last commit