Automattic/_s — pull request #583 by danielwrobert (2014-08-18 15:22:17+00:00)
Title: New Sass Mixins

Added a small batch of Sass mixins that I generally find very useful:
- linear gradients
- text truncation
- word wrapping
- flexible/responsive videos to keep their aspect ratio
- horizontally and vertically center an element within it's parent