ozwillo links built from a config var (#6604)
"terms of use" link removed from header (#6601)
language switch links uppercased
login and logout links updated
style search box
add ozwillo background
serve static copies of css files
serve static copies of logo
move images to a subdirectory
redo footer according to new model
adapt header to have login or logout links according to user status
hardcode user login url to facilitate oidc debug
add translations of URLs themselves
style: use ozwillo header and footer
initial commit