added autocomplete for adding an item
Merge branch 'master' of https://github.com/cmnjcs/pantry
Merge branch 'master' of https://github.com/cmnjcs/pantry
Merge branch 'master' of https://github.com/cmnjcs/pantry
Merge branch 'master' of https://github.com/cmnjcs/pantry
validating add form so that we don't add items with missing data
showing alert when add form has missing info