Version 0.9.9.7: Caching Extension Personnel

Extension personnel data now being cached when fetched from the
server and used when there is no network connection
Version 0.9.9.7: Checking milking_status flag

App now checks the milk_status flag when adding milk production.
Only shows cows that are adult_milking
Version 1.0.1: Admin editing farmers and cows

Working on the ability to edit both farmers and cows