Merge pull request #2 from bassosimone/devel_20140321

More patches
login once: devel
login once: devel
login once: devel
Merge pull request #3 from bassosimone/devel_20140321

More patches
Delete studenti.tpl.json
devel login_once
router: change order
signup: login_once --> num
logout.js: remove dependency from router.js
servePath: make sure we always use ...VerboseCORS()
servePath: refactor and use .warn and .info
server.js: pretty print the FQDN and URL
server.js: add copyright header
Merge branch 'devel_20140321' of github.com:alemela/rivoluzionedigitale into devel_20140321