Removed the position fixed for the header and moved the title/logo and "hello" and news

Signed-off-by: emanuele <emanuele45@gmail.com>
Added BoardIndex.php

Signed-off-by: emanuele <emanuele45@gmail.com>
A bit of mixed (I forgot to commit before and I can't split right now, but I want to push): news fader moved to index.template so visible on every page, logo moved to the left above the title, unreads moved from the link tree to the menu

Signed-off-by: emanuele <emanuele45@gmail.com>