test & data file for hw3
db changes
tests for recipe functionality
more test for recipe functionality (HW 3)
changes for hw3.1
Merge branch 'hw3-tests' of https://github.com/ctb/cse491-drinkz
Merge branch 'hw3-recipe-tests' of https://github.com/ctb/cse491-drinkz
parts 1-3 hw3