* Update wall_thread.tpl
named an unnamed style definition to can address it via css
* Update style.css
Added div wall-spacer definition
* Update wall_thread.tpl
removed wall-spacer definition. moved to main css
* Update style.css
* Update wall_thread.tpl
* Update plusminus.css
wall-spacer and color of preview changed
* Update plusminus.css
* spaces
spaces
* Update style.css
* Update style.css
removed tabs and spaces
