Merge pull request #611 from keerifox/patch-8

add NanOslo backend

src/app/services/app-settings.service.ts

@@ -77,6 +77,14 @@ export class AppSettingsService {
       auth: null,
       shouldRandom: true,
     },
+    {
+      name: 'NanOslo',
+      value: 'nanoslo',
+      api: 'https://nanoslo.0x.no/proxy',
+      ws: 'wss://nanoslo.0x.no/websocket',
+      auth: null,
+      shouldRandom: true,
+    },
     {
       name: 'Custom',
       value: 'custom',