Register gallery overlay as a page view
Pass events through mediator
Scale images to fit in landscape
In Grid mode, show thumbs in their original orientations
Fix tests
Toggle caption CTA should not navigate forward
Refactor navigation and caption CTAs
Alignment of lanscape bottom CTA
Remove touchstart from here as it can prevent scrolling
Fix tests
Adding rgba fallbacks for older browsers
Code tidy and additional comments added
Removing unused param
Merge pull request #1210 from guardian/lightbox-galleries-fixes-redux

Lightbox galleries fixes