Allow cleartext traffic

Certain catalogues (e.g. Mangakakalot) do not use HTTPS

app/src/main/AndroidManifest.xml

@@ -17,6 +17,7 @@
         android:allowBackup="true"
         android:fullBackupContent="@xml/backup_rules"
         android:hardwareAccelerated="true"
+        android:usesCleartextTraffic="true"
         android:icon="@mipmap/ic_launcher"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:label="@string/app_name"