Test for User adds all ingredients in recipe to grocery list and deletes one ingredient

This test simulates a user
1. logging in
2. going to my recipes
3. clicking on a recipe
4. clicking on add to grocery list
5. deleting one item in the grocery list
Merge pull request #65 from tararoys/TLR-adding-ingredient-to-grocery-list

Test for User adds all ingredients in recipe to grocery list and deletes...