reuse file upload as used within files app - remove public upload button
fixing preview generation
no new menu on public upload
remove unused js code and css rules
add download button on single file share page
first mobile style rules, hide extra columns in files view and scroll header
remove min-width rule to fix mobile views
improvements to public files mobile view
tweak color and position of username in public share
fix public share download button width
on mobile, show single shared image at full width without margin
add icons for file list and picture view toggles
restrict zooming on mobile devices for the publicly accessible, optimized pages
make sure there's enough room for the file actions
fix input element closing tag
remove unused variable
focus link text only on click in the input field - closes #6817
remove background and width from multiselect bar, fix Download button not showing on mobile
Instead of 'No preview available for ...' we simple display the mime-type icon
fix multiselect bar being too short on big displays