Lots of fixes for the Sass, JavaScript, and documentation. Thanks so much to everyone who's been giving feedback, reporting bugs, and most importantly, fixing our typos this past week.

CSS

• Fixed an alignment issue with action sheet dropdowns.
• #157: Fixed misbehaving box shadows on panels.
• #180: Added a PNG fallback for the SVG icons used in block lists, for IE10.
• #212: Corrected a misused parameter in the grid-frame() and grid-block() mixins.
• #215: Removed unused text direction variables.
• #225: Fixed some components not working inside of an off-canvas menu because of selector specificity.
• #226: Configured the Gulpfile to catch Sass errors instead of exiting.
• #268: Changed map-serialize() to escape quotes in the outputted JSON.
• #247: Set the $accordion-title-background-active variable to be relative to $accordion-title-background.
  • #261: $tab-title-background-active got the same treatment.
• #295: Fixed a error that came up when creating a media query with .