[Lists] Add new flat list and uncategorised list - #112

[Lists] Add new flat list and uncategorised list#112

brechtDR wants to merge 3 commits into

CSS-Next:mainCSS-Next/css-next:mainfrom

brechtDR:lists/new-flat-and-uncategorized-listbrechtDR/css-next:lists/new-flat-and-uncategorized-listCopy head branch name to clipboard