WIP - Adds Etsy module, but cannot resolve dependencies
Updates gradle wrapper to 1.9, fixes etsygrid import

- The gradle wrapper upgrade should have been in a separate commit, but I'd updated AndroidStudio and it wouldn't let me build without upgrading wrapper
- The etsygrid module has been imported as a top-level project
WIP - adds skeleton adapter for gallery
WIP - Adds GalleryItemView and adapter -

- need to populate the adapter with the contents of Gallery
Adds GalleryLoaderCallbacks, reduces visibility on all things
Adds loader logic to load user viral gallery into mijur adapter
Loads placeholder images in gridview, with correct recycling.

- Loads the launcher icon in the gridview, only loading the views on screen
- each view has a working click listener which toasts the id of the image/album it represents in the gallery
Switches to Etsy's staggered view.
Adds internet permissions, whoops
Adds variations to dummy views to show staggered effect
WIP - going home
Adds working etsygrid implementation with ImageView
Merge pull request #10 from ataulm/add_etsy_grid_view

Add etsy grid view