updated fontello assets
updated search toggle to toggle title
Use $ui-gold from new UI homepage site
Color from current version of the dark bar
Merge branch 'refs/heads/a11y'

Conflicts:
	css/images/sprites/ui-wm-large-dark.png
	css/ui-global-bar.css
	css/uiowa-bar-dark.css
	css/uiowa-bar-gold.css
	css/uiowa-bar-large-dark.css
	css/uiowa-bar-light.css
	includes/uiowa_bar_footer.build.inc
	sass/uiowa-bar-large-dark.scss