Debug info: confirm/ask images/html

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

@@ -624,6 +624,11 @@ public class DebugHelper {
             try (OutputStream os = new BufferedOutputStream(new FileOutputStream(file))) {
                 SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
 
+                for (String key : new String[]{"confirm_images", "ask_images", "confirm_html", "ask_html"})
+                    size += write(os, String.format("%s=%b\r\n", key, prefs.getBoolean(key, true)));
+
+                size += write(os, "\r\n");
+
                 Map<String, ?> settings = prefs.getAll();
                 List<String> keys = new ArrayList<>(settings.keySet());
                 Collections.sort(keys);