[IMP] website: media editor: remove previous and next button for picto

bzr revid: chm@openerp.com-20140407081751-upxilacnt4szk4s6

addons/website/static/src/css/editor.sass

@@ -182,7 +182,7 @@ ul.oe_menu_editor
 .modal
     .font-icons-icons
         font-size: 2em
-        max-height: 6em
+        max-height: 9em
         overflow: auto
 
         .font-icons-icon

addons/website/static/src/js/website.editor.js

@@ -1348,10 +1348,11 @@
             $('a[data-toggle="tab"]').on('shown.bs.tab', function (event) {
                 if ($(event.target).is('[href="#editor-media-image"]')) {
                     self.active = self.imageDialog;
-                    self.$('.nav-tabs li.search').removeClass("hidden");
+                    self.$('li.search, li.previous, li.next').removeClass("hidden");
                 } else if ($(event.target).is('[href="#editor-media-icon"]')) {
                     self.active = self.iconDialog;
-                    self.$('.nav-tabs li.search').removeClass("hidden");
+                    self.$('li.search, li.previous, li.next').removeClass("hidden");
+                    self.$('.nav-tabs li.previous, .nav-tabs li.next').addClass("hidden");
                 } else if ($(event.target).is('[href="#editor-media-video"]')) {
                     self.active = self.videoDialog;
                     self.$('.nav-tabs li.search').addClass("hidden");