tinyscrollbar css minor update

app/assets/stylesheets/desktop/desktop-component.css

@@ -413,6 +413,12 @@
 	padding-left: 0;
 	border-left: 0;
 }
+.tinycanvas .overview > .column > ul {
+	height: 100%;
+}
+.tinycanvas .overview > .column .datalist_item {
+	overflow: hidden;
+}
 .toolbar + .tinycanvas,
 .s_tab + .tinycanvas {
 	height: 480px;

app/assets/stylesheets/desktop/desktop-main.css

@@ -68,7 +68,8 @@ a:focus { outline: none; }
 .appholder,
 .appname,
 .tinycanvas,
-.tinycanvas .overview > .column {
+.tinycanvas .overview > .column,
+.tinycanvas .overview > .column .datalist_item {
 	-webkit-box-sizing: border-box;
 	   -moz-box-sizing: border-box;
 	        box-sizing: border-box;