Iterative icon transitions for zoe and kora

Nice transition delay iteration, thanks to Fred Parke
(http://www.fredparke.com/blog/using-sass-directive-generate-staggered-nth-child-transitions)
Revert "Iterative icon transitions for zoe and kora"

This reverts commit 5cb23b3c728b9330233cd745209d86a35fc5fce7.
Revert "Revert "Iterative icon transitions for zoe and kora""

This reverts commit fba9c5169bf9703883d2d4c5d0e91ed082683246.
Added oscar, marley, bubba, Fixed margins