Merge pull request #127 from herrweis/master

Fixed issue 'Buttons - Call to Action - Insufficient Contrast #92'
disable url sanitising for now
add IE hide/show css selectors
Added aria-labels, titles and descriptions to the University's logo in the header, footer and sitemap sections of the page.
added label to uniwide search input
Merge pull request #128 from marcom-unimelb/accessible-svg

Making Uni Logo SVGs more accessible
darken timeline borders to resolve #119
Merge branch 'master' of https://github.com/marcom-unimelb/unimelb-web-templates
Add dotpoints to links in the sitemap for visual hierarchy
moved include to top of definition and reordered the other rules lexographically
Merge pull request #129 from marcom-unimelb/sitemap-dotpoints

Add dotpoints to links in the sitemap for visual hierarchy
hide svg descriptors in ie8, rework checklist and radio button controls to move label text into label element
prepare app for v0.5 deploy
parenthetical comma
resolved #114 (no alt text on images)
resolve #108 - add alt tags to images in news items
resolve #112 - add focus state to hover rules for the pathfinder
Resolved #105 - Added hidden "loading" text in for screen readers
resolve #98 – add alt tags to event images
resolve #120 - added focus to the hover rules for the global menu so that users get visual feedback when 'tabbing'