Ulteriori modifiche come suggerite da validatore xhtml
 Sul branch orly
 Changes to be committed:
	modified:   rest/templates/html/index.html
	modified:   static/css/user_login.css
	modified:   static/nui/style/final.css
	modified:   static/nui/style/wholestyle.css
	modified:   templates/base.html
	modified:   templates/registration/login.html