fix trashbin and pbulic page controls

apps/files/css/files.css

@@ -14,7 +14,7 @@
 	padding: 0 !important; /* override default control bar button padding */
 }
 #trash {
-	margin-right: 8px;
+	margin-right: 12px;
 	float: right;
 	z-index: 1010;
 	padding: 10px;

apps/files_sharing/css/public.css

@@ -49,6 +49,10 @@ body {
 	vertical-align:text-bottom;
 }
 
+#controls {
+	left: 0;
+}
+
 #preview {
 	background: #fff;
 	text-align: center;