Remove time-intensive call to recalc_nearby_factories (call was essentially cosmetic)
Only call fabrik_t::recalc_nearby_halts when necessary.  Also fix bug (in standard!) in bauer/hausbauer.cc.
Fix stupid typo bugs.
Merge branch '11x-fixes' of git://github.com/neroden/simutrans.git into 11.x

Conflicts:
	simfab.cc