Fix mispelling in site.css file

vertical-aling should really be vertival-align
Remove unneeded closing brace
Remove old releases from downloads page

Remove all old (13.37) releases from the downloads page. That includes
all ratpoison, mate, lxde and fluxbox isos.
Remove stray comma
Remove "fits on one CD" line from features

The KDE iso certainly doesn't.
Add forum announcements RSS feed to main page.
Add blog link
Add missing comma
Add donation button
Add thankyou page for donors
Add donations page
Also mention organizations
Colon instead of full stop
Move donations list to a separate file
Add nick to donation
Add extra blank space

Helps with the next paragraph indentation
Add note about anonymous donations
Rename donations-list.t2t to list-of-donations.t2t
Add donation by Lluis
Add donation by Кудашев Владимир