Check content of all html pages

To Dos

• adapt terms-of-service html page
• adapt privacypolicy static html page
• read About and FAQ and give feedback
• edit backup policy in FAQ according to what has been set up with ICT

comments:

• see https://github.com/cnr-ilc/ilc4clarin-overlays/ for an overview of what ILC has changed
• legal office is looking at TOS and Deposit Agreement