Fixed user feed spec that Jenkins won't pass
Merge pull request #912 from lonelyplanet/hotfix-user-feed-spec

Fixed user feed spec that Jenkins won't pass
Fix sub nav on shop
Add chevron icons to critical folder to fix IE article layer pagination.
Fix retina images in image gallery
add option to add leaderboard in footer
Merge pull request #911 from lonelyplanet/remy-bug_fixes

Bug fixes
Hotfix for footer leaderboard
Hotfix for layers in IE9 and below
Remove float from user attribution component and adjust class names
Merge pull request #914 from lonelyplanet/matth/user-attribution-no-float

Remove float from user attribution component and adjust class names
Fix up secondary nav dropdowns when wallpapers are enabled
Ensure secondary nav dropdowns always sit on top of other content
Merge pull request #915 from lonelyplanet/if-secondary-nav-and-wallpaper

Fix up secondary nav dropdowns when wallpapers are enabled
Add basic skeleton for new cards
Add some rather dashing enhancements to the new cards
Add short/tall card variation, ensure card styles are additive
Bump Sass to 3.3.x
Add guide book shop card variation and top choice/LP reviewed tags
Abstract card enhancement fluffy styles to placeholder selectors