ToDo

- Gallery: Adaptable image justification in grid
	- Can we make this passive??? (i.e. CSS only)
	- Make more accurate -- align right side to pixel...
- Gallery: Spacial navigation (up/down/left/right)
	- Up/Down: might be a good idea to err slightly to the left
- Gallery/Lightbox: Selection of images (space / ctrl-a / ctrl-d / ctrl-i)
	- Lightbox: show selection marker
- Gallery: constructor (list of urls)
- Gallery: views
	- "make view from selection"
	- close view
	- multiple view stack
- Gallery: drop images
- Gallery: drag to sort
- Gallery: remove image
- Gallery: serialize / deserialize
- Lightbox: navigation (keyboard / mouse)
- Lightbox: fullscreen mode
- Gallery: element (???)
- ...