clocklimited/responsive-grid — pull request #15 by timjgleeson (2014-04-15 07:44:55+00:00)
Title: add push and pull functionality

This will add push and pull functionality to our responsive grid.

Everything is self contained within the mixins `grid-push()` and `grid-pull()`, including adding `position: relative;` in a attribute selector looking for the namespace that is created.

If either mixin isn't called, no extra CSS is added.