-Updated AddFoodWindow to accept a String in the constructor
-Removed the code for selecting a previously used FoodItem to be brought back in later
-Added code to save the created food to the appropriate list
Added getFoodItem to ListItem.  Added code to save newly created list to DB in CreateListWindow.
Merge pull request #14 from niffer01/master

Minor changes to ListItem and CreateListWindow to help connect GUI to DB.
Merge pull request #15 from tinsweep/banana-gui2

AddFoodWindow updates
resolved merge conflicts