VERSION: Increment to 10.24
FIX: Ware packets were not merged unless they were identical in size, resulting in far too many packets, probably substantially impairing performance.
FIX: world view position of news window for new monument (from Standard)
FIX: new capacity could have been 0 leading to crashes (from Standard)
CHANGE: Use more colors to show height levels in minimap (from Standard)
FIX: Floating point arithmetic was used in certain parts of the city growth code, which might have lead to occasional desyncs when played online.
FIX: Various potential bugs that might cause crashes as a direct or indirect consequence of deleting ground tiles
CODE: Remove redundant "this" pointer.
FIX: Crash on removing signs/signals in some cases
FIX: Very old buildings in a long game would appear as permanent building sites.
CODE: Better version of previous fix
FIX: Error in previous improvement to previous fix.
Merge branch '10.x'