Internal error: TypeError: actionBigfileUploadInit() takes 4 positional arguments but 5 were given UiWebsocket.py line 79 > UiWebsocket.py line 232 > MergerSite/MergerSitePlugin.py line 177 > MergerSite/MergerSitePlugin.py line 147

### Step 1: Please describe your environment

* ZeroNet version: 0.7.1
* Operating system: Win10
* Web browser: Chrome
* Tor status: not available/always/disabled
* Opened port: yes/no no
* Special configuration: no

### Step 2: Describe the problem:
Can't download all files as an archive anymore
#### Steps to reproduce:

1. Seed a file
2. then select "Download all files of this post as an archive" and get the error

#### Observed Results:

* What happened? This could be a screenshot, a description, log output (you can send log/debug.log file to hello@zeronet.io if necessary), etc.

#### Expected Results:

* What did you expect to happen?
That I can download the files

Commencez par le traceback aux lignes 79 et 232 de UiWebsocket.py, puis inspectez les lignes 147 et 177 de MergerSite/MergerSitePlugin.py ainsi que l’appel à actionBigfileUploadInit. Reproduisez le téléchargement de l’archive après avoir alimenté un fichier et vérifiez que la sélection de “Download all files of this post as an archive” se termine sans TypeError.

Rédigé par le modèle d'indexation à partir du texte de l'issue.