CODE: Minor amendment to comment.
FIX: Crash on deleting substations in some cases.
FIX: Overly conservative setting of maximum routing depth (which could not be overriden in simuconf.tab).
CHANGE: Do not adjust the maximum routing steps in the advanced settings dialogue unless necessary.
FIX: Possible errors with factories in cities.
VERSION: Step to release version.
Merge branch '11.x' into passenger-generation