Merge pull request #4 from halitanildonmez/halitbranch

Halitbranch
Added drag and drop event.

Added 30 Ice cream dishes.

Updated the views.

Added controller for search view, added dish item view and dish portfolio view.

Erased one ViewLoader file.

Fixed the problem with ViewLoader.

Added ImageLoader class to the project for loading images.
Merge branch 'master' of https://github.com/halitanildonmez/DD2641_Lab2 into halitbranch