Fix new items layout in question analytics

Remove the media query used to reduce the font size of some elments, and
add it as the normal styling.
Add footers to the timing boxes that show new items, display the "New
Item" text there.
Add a minus icon where the "New Item" text currently is.
Merge branch 'master' of https://github.com/joanrm20/maua
Fix chartings dependencies.. it was not referenced.
Merge branch 'master' of https://github.com/joanrm20/maua