Add CopyButton component

ui/app/components/copyButton.js

@@ -0,0 +1,26 @@
+const Component = require('react').Component
+const h = require('react-hyperscript')
+const inherits = require('util').inherits
+const copyToClipboard = require('copy-to-clipboard')
+
+module.exports = CopyButton
+
+inherits(CopyButton, Component)
+function CopyButton () {
+  Component.call(this)
+}
+
+CopyButton.prototype.render = function () {
+  const props = this.props
+  const value = props.value
+
+  return h('img.cursor-pointer.color-orange', {
+    src: 'images/copy.svg',
+    title: 'Copy Address',
+    onClick: (event) => {
+      event.preventDefault()
+      event.stopPropagation()
+      copyToClipboard(value)
+    },
+  })
+}