(svn r1951) Introduced SeedModChance() (which is like SeedChance() but uses simple modulo instead of bitshifting and multiplication), explained why does it work better, used it in MakeCzechTownName() and added a TODO note about possibly using it in the other town name generators too.

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# send chat messages from the console with
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# ] s i love this chat
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alias "s" "say %!"