Increase mobile navigation width and prevent over-scroll for iOS
Merge pull request #646 from kabel/nav-updates

Increase mobile navigation width and prevent over-scroll for iOS
Merge branch 'develop' of github.com:unl/wdntemplates into develop
Only the navigation toggle should lock the hover interaction
Fix accessibility problem with multiple search labels.

Identified with WAVE tool. Technically, we should not have two labels,
but this is a quick fix.
Fix `Value Error : font-size Unknown dimension 1pxrem`

Strip the unit from @base-font-size-sm
.rem() expects a unit-less value, which it believes is a px value.
Fix Value Error : background-image bottom is not a color value )

Use a valid angle keyword

http://dev.w3.org/csswg/css-images-3/#linear-gradient-syntax
Strip the unit off of variables in the .rem() mixin
use break-inside instead of column-break-inside

The property is break-inside.  http://www.quirksmode.org/css/columns/breaks.html
Merge pull request #655 from mfairchild365/css-validation

Css validation fixes
Copy the deploy script changes from the 3.1 branch