Changed the displayed imageFile to the most recently uploaded image
Changed the collection image ng-src to call the updateImage function in the controller
Changed the item image ng-src to call the updateImage function in the controller
Added the updateImage function to the items and collections controllers
Fixed property name
Fixed comments and console.logs
Modified the addRemoteImageFile call for the new ImageFile parameters
Added .reload to reload the page once the new image is uploaded
Updated comments and console.logs