Fix error_img field name concatenation.
Use new "messages" macro for all error messages.
Add basic support for legacy article thumbnails.
Define the table head instead of using the include.
Use the level name as the class name.
Remove escaping since it is now the default behaviour.
Remove stray whitespace.
Add window close button shortcut to quick launch menu.
Selectors should be on separate lines.
Add whitespace around sibling selector and escape.
Use raw to avoid new default tag escaping.
Move the class attr into the conditional.