Added white download icons

core/css/icons.css

@@ -85,6 +85,9 @@
 .icon-download {
 	background-image: url('../img/actions/download.svg');
 }
+.icon-download-white {
+	background-image: url('../img/actions/download-white.svg');
+}
 
 .icon-edit {
 	background-image: url('../img/actions/edit.svg');

core/img/actions/download-white.svg

+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns="http://www.w3.org/2000/svg" height="16" width="16" version="1.1" xmlns:cc="http://creativecommons.org/ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
+ <g transform="translate(0 -1036.4)">
+  <path fill="#fff" d="m6 1037.4h4v7h5l-7 7-7-7h5z"/>
+ </g>
+</svg>