Bug Fixes core: wrap resize observer callback in requestAnimationFrame (#5441) (0567641), closes #5440 Features angular: events types (#5424) (d8631d8) angular: lock output (#5442) (3bc27a4) core: allow nesting of styles in SASS (#5438) (c973bc8) core: rewind on swipes (#5422) (1a2f83b)
