Add vendor/DataTables-1.10.0 without extensions or examples
[#74488672] Allow own render of engine specific css styles
[#74753598] Change base font size to 14px. 16 is too large for small screens
[#74753598] Button margin bottom should be 0 so that it doesnt mess up UI components
[#74753598] Dropdown style changes to match with the megadropdown
[#74753598] Buttons, lists and checkboxes inside tables should have no margins