Updates selectors to use newer bootstrap markup, plus some initial re-working of the styles
Replaces autocomplete dropdown with Bootstrap styles
Style cleanup of admin dashboard
Fixes markup in JS for autocomplete dropdowns.
Some formatting cleanup
Adds comments explaining overrides.
Code cleanup
Markup and style improvements for boots themes
Fixes for overlay and collapsible fieldsets
Gets rid of the stupid transparent background on the dashboard title
Only imports the parts of Bootstrap we need
Merge branch 'feature-admin-refresh' into develop
Adds some other necessary bootstrap LESS imports. Refs: #4719
Fixes uncleared page container in admin dashboard. Refs: #4719
Updates boots_admin markup to prevent tiles wrappers. Refs: #4719
Pulls overlay styles into their own LESS file
Adds the overlay LESS file
Updates boots_grid with more recent bootstrap, and adds position relative to body to fix overlay issue. Refs: #4815
Adds LESS file for basic Media overlay styles. Refs #4812
Darkens Media overlay background. Refs #4812