Simple outbox count

app/src/main/java/eu/faircode/email/AdapterFolder.java

@@ -173,6 +173,9 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
             tvName.setTextColor(folder.unseen > 0 ? colorUnread : textColorSecondary);
 
             StringBuilder sb = new StringBuilder();
+            if (folder.account == null)
+                sb.append(nf.format(folder.messages));
+            else {
                 sb.append(nf.format(folder.content));
                 sb.append('/');
                 sb.append(nf.format(folder.messages));
@@ -181,6 +184,7 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
                     sb.append('?');
                 else
                     sb.append(nf.format(folder.total));
+            }
             tvMessages.setText(sb.toString());
 
             ivMessages.setImageResource(folder.download || EntityFolder.OUTBOX.equals(folder.type)