Add edgeware test 2 (#200)

* Add edgeware test 2

* Add egdeware logos

packages/ui-settings/src/defaults/ss58.ts

@@ -0,0 +1,30 @@
+// Copyright 2017-2019 @polkadot/ui-settings authors & contributors
+// This software may be modified and distributed under the terms
+// of the Apache-2.0 license. See the LICENSE file for details.
+
+import { Option } from '../types';
+
+export const PREFIX_DEFAULT = -1;
+
+export const PREFIXES: Option[] = [
+  {
+    info: 'default',
+    text: 'Default for the connected node',
+    value: -1
+  },
+  {
+    info: 'substrate',
+    text: 'Substrate (development)',
+    value: 42
+  },
+  {
+    info: 'kusama',
+    text: 'Kusama (canary)',
+    value: 2
+  },
+  {
+    info: 'polkadot',
+    text: 'Polkadot (live)',
+    value: 0
+  }
+];