Add Farms#index page
Update Farms#index
Add Farm#new page
Update Farm#index page
Add link to Farm#show on Farm#index page
Add Farm#show page
Add 'Back to' link to Farm#show
Add Farm#edit
Add Farm _form partial
Add Farm#edit
Add Blocks fields to Farm_form
Add _field_fields partial to Farm_form
Improve CSS styling of Farm_form
Add 'Add Fields' link and javascript to Farm#form
Add validation to allow_nil Field:acreage
Add test for 'Add Block' link on Farm_form
Add <br /> after 'Add Block' link
Change Farm#show from list to table