adds display bool to flowers sets default to true
adds filter to index method and all action to see unfiltered view
adds flowers/all route
adds checkbox to toggle display property
adds display field to edibles, all action and route, checkbox to edit partial
adds display role to concentrates, all template, all action and route, checkbox to edit partial
adds display filter to equipment, most similar to flower
adds admin only URL to access all products
Merge pull request #16 from githop/add_display_toggle

Add display toggle