created migrations for lists and foods
added models for foods and lists
fixed spacing for foods model and created migration for entries
Added has many lists and has many entries to user model as well as belongs to user for list
added shoulda tests for lists and entries to user model test
removed extra comments from the user model test
renamed entries table to list_items with migration
edited user model, list model, and user model test to account for renaming of entries to list_items
added resources for lists, nested within the user resources
Added resources for foods
created units table and added unit_id to food table
Added unit model with name validation (null:false) and added belongs to :unit attribute to Food model to create assocation.
added simple form and ran bundle install
wrote test for creating new unit
ran the foundation install for the simple form gem
created factory for unit and pound.  added : to 'with'in line 19 of the add new unit test
added resources for units to routes.rb
added actions for index and new to units controller, as well as strong params
added create action to units controller and index page for units
added show page for units and changed redirect after creating a new unit to the show page for the new unit