Brief instructions on dat installation

website/EN/images.txt

@@ -1,3 +1,8 @@
+The following files can be downloaded using the dat command:
+
+    npm install -g dat
+    dat clone [url]
+
 Source code                       dat://e9cbf606e55cdaa85199f4e6ec25ff7456775389979a668b3faf33e057493f8e/
 
 amd64                             dat://b1f714cdd60eb8cbedf9112ce37f8a5e9601fc0d3e1734af8901002adfe0ed74/