Delete plant variety implemented
Implement delete functionality with multiple list items
destroy method updated and db.yml.example file re-added.
Merge branch 'master' into delete_plant_variety

* master:
  Basic tabs for the garden edit page.
  Implement pending specs around adding gardens.
  Add test for confirmation of deleting gardens
  Configure database cleaner for use with capybara-webkit.
  Clean up more styling.
  Finish testing and implementation for viewing plant varieties
  fixed tabbing and added database.yaml.example
  Implement the three homepage versions (no styling).
  fixed issues
  Add database.yml.example file
  Install capybara javascript driver (capybara-webkit) and slim down foundation javascript requires.
  added missing files
  Basic site layout styling.
  User can successfully update their category.
  Delete Garden Plan - first garden
  Install foundation-rails and run `rails g foundation:install`

Conflicts:
	app/controllers/varieties_controller.rb
	app/views/categories/show.html.haml
	config/routes.rb
Merge branch 'delete_plant_variety'

* delete_plant_variety:
  destroy method updated and db.yml.example file re-added.
  Implement delete functionality with multiple list items
  Delete plant variety implemented