dev branch: Add extra newline at end of json response. Probably not necessary. http://goo.gl/fb/feU4G
dev branch: * php/folksoUser.php: Make sure we have a $u->rights object before http://goo.gl/fb/HCNvj
dev branch: * js/pageinit.js: use folksofblogin cookie to identify fb iniated sessions http://goo.gl/fb/WpC3R
dev branch: * js/pageinit.js: hide help message when clicking on connectez-vous http://goo.gl/fb/ibjU7
