Added 'Frost Blur' app that uses Fresco
Added 'Frost Blur' app that uses Fresco

Summary:
Frost Blur app uses Fresco to load display and process images for blurring
Closes https://github.com/facebook/fresco/pull/1916

Differential Revision: D5963564

Pulled By: dmitry-voronkevich

fbshipit-source-id: 0d90429d0c585e7f1b85e92f1e5b3cce1d991b2a

facebook/fresco,s1rius/fresco,s1rius/fresco,MaTriXy/fresco,xjy2061/NovaImageLoader,facebook/fresco,MaTriXy/fresco,MaTriXy/fresco,s1rius/fresco,facebook/fresco,facebook/fresco,MaTriXy/fresco,xjy2061/NovaImageLoader,MaTriXy/fresco,xjy2061/NovaImageLoader,xjy2061/NovaImageLoader,facebook/fresco,s1rius/fresco,facebook/fresco,xjy2061/NovaImageLoader