Add copy-to-clipboard feature

Change-Id: If531e8bb3b45b8659d02156e4b4eb76c253492b1
diff --git a/dev/scss/base/icons.scss b/dev/scss/base/icons.scss
index ab8bcc0..2db98d6 100644
--- a/dev/scss/base/icons.scss
+++ b/dev/scss/base/icons.scss
@@ -38,3 +38,4 @@
 $fa-token:        "\f084";
 $fa-show:         "\f06e";
 $fa-hide:         "\f070";
+$fa-copy:         "\f0c5";