Psuedo code to add the last component of the shopping list.

Shopping list: Render the list Check point 5

To implement the next steps in the application we need to:
1. Add Items
We will need to generate a new String string literal for each new item added.
2. Check/Uncheck added items
We will then check/ create a Boolean value for the listed times. 
a. Based on the boolean value set or remove a strike through.
3. Delete Items
Remove any deleted times by dropping the string literal for that item.