Title: Add a granary count column to FoodReport.php
Summary: Bankers need to know how many granaries a region has, so that they can minimize food rot.
Details: FoodReport.php needs the number of granaries per region listed.
Benefits:This saves a banker the trouble of visiting each region page individually to find out which regions have rotting food, and which do not.
Possible Exploits: None. Information only.
