Collection view on main screen reloads gifs when the user goes back to that screen
Gifs on home page are organized in sections by date
Section headers now display the name of the section
Proper date now displays as section header for home controller
Improved styling for gif spacing and section headers on home view
Navigation controller tint color now white for home screen
Added library view
Added view for viewing a gif from the home page
Added proper support for moving between giffy home and view a gif