Automatically populate the contacts widget via [YellWOWPages](yellow.wownero.com/). One may still add custom contacts - they will get saved normally like before.

Requires https://git.wownero.com/wowlet/wowlet-backend/pulls/17

![https://i.imgur.com/EYa1BBf.png](https://i.imgur.com/EYa1BBf.png)

Adds some new CLI arguments

- `backend-host`
- `backend-port`
- `backend-tls`

They refer to wowlet-backend

src/widgets/suchwowwidget.cpp

@@ -19,7 +19,7 @@ SuchWowPost::SuchWowPost(AppContext *ctx, QObject *parent) :
         m_ctx(ctx) {
     m_networkImg = new UtilsNetworking(m_ctx->network, this);
     m_networkThumb = new UtilsNetworking(m_ctx->network, this);
-    m_weburl = QString("http://%1/suchwow").arg(this->m_ctx->wsUrl);
+    m_weburl = QString("%1/suchwow").arg(this->m_ctx->backendHTTPUrl);
 }
 
 void SuchWowPost::onThumbReceived(QByteArray data) {