Updated /delta

Switched from less to scss. Still no build script to update the final CSS, though.
Added preliminary support for storing account data on browser's local storage for offline viewing. No public backend currently support this feature.

32 files changed, 15098 insertions, 901 deletions

diff --git a/frontend/delta/css/web.css b/frontend/delta/css/web.css
index eb2f102..239c9ed 100644
--- a/frontend/delta/css/web.css
+++ b/frontend/delta/css/web.css
@@ -4,1151 +4,1253 @@ Copyright 2008-2013 Clipperz Srl
 
 This file is part of Clipperz, the online password manager.
 For further information about its features and functionalities please
 refer to http://www.clipperz.com.
 
 * Clipperz is free software: you can redistribute it and/or modify it 
   under the terms of the GNU Affero General Public License as published 
   by the Free Software Foundation, either version 3 of the License, or 
   (at your option) any later version.
 
 * Clipperz is distributed in the hope that it will be useful, but 
   WITHOUT ANY WARRANTY; without even the implied warranty of 
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   See the GNU Affero General Public License for more details.
 
 * You should have received a copy of the GNU Affero General Public
   License along with Clipperz. If not, see http://www.gnu.org/licenses/.
 
 */
 
 @font-face {
   font-family: 'Source Code Pro';
   font-style: normal;
   font-weight: 200;