add combi nav pattern

add combi nav pattern, and refactor horizontal to fit in to new topnav
add mobile navigation

add mobile navigation
style tweaks

add middle split, accordion font size update, update static to cdn for
assets and new image class
fix media query

switch to min from max
tidy image class names and fix mobile nav styles

tidy image class names and fix mobile nav styles
style tweaks and tweak accordion and svg handling

style tweaks and tweak accordion and svg handling
style tweak and accordion fix

style tweak for links underlined and accordion fix
handle floated elements inside accordion

handle floated elements inside accordion
handle floated elements inside accordion p2

handle floated elements inside accordion p2
fix for oversized vertical navigation

fix for oversized vertical navigation
Merge remote-tracking branch 'upstream/master'
remove style for affecting inputs on chrome

revert webkit appearance none that was set for the purpose 'removes
rounded corners and things on inputs for iOS ' but this is affecting
checkboxes and radio buttons so it needs to be removed
tweak column equalizer

should be min-height to cater for things like accordions in the main
content that may increase the height of the main content column
fix on logic for column equalizer

fix on logic for column equalizer
add accordion functionality

allow accordion tabs to be open on page load
mobile hamburger styles -  pivotal(77698476)

reduce the vertical space between list items
,increase font-size
,additional visual differentiation between global & site-specific links,
via  background-color
fix accordion links

fix accordion links
accordion html with updated ucl boilerplate

accordion html with updated ucl boilerplate
responsive image on mobile tweak

responsive image on mobile tweak
decorative image

make important to accommodate ucl silva cms where there is no clear cut
order image classes are added in the html