Add hide deferring
Remove queryString dependency on wallpaper_list.js
Add new collection dropzone
Create collection endpoint
Wire up dropzone create new collection
unshift instead of push
Don't allow wallpaper to be dropped if already in collection
Prompt new collection name
Reorganise collection css
Add compact colletion width and height
Only create collection if name entered and not cancelled
Remove debugging
Move wallpaper logic into its own component
Change that to self
Major refactoring on CSS
Add arrow css
Refactor CSS
Refactor collections overlay css
Merge branch 'feature/use-vuejs-in-wallpaper-index'

- Refactor CSS
- Update compact collections view