start playing with carousel stuff

lib/modals.less

@@ -22,6 +22,8 @@
   top: 50%;
   left: 50%;
   z-index: 11000;
+  max-height: 500px;
+  overflow: auto;
   width: 560px;
   margin: -250px 0 0 -250px;
   background-color: @white;

lib/thumbnails.less

@@ -32,3 +32,11 @@ a.thumbnail:hover {
 .thumbnail .caption {
   padding: 9px;
 }
+
+.carousel .item {
+  display: none;
+}
+
+.carousel .active {
+  display: block;
+}