Start switch to Bootstrap 5

- drop jQuery and fontawesome dependencies
- add bootstrap5 and bootstrap-icons
- update fonts mfizz
- update base templates and the first set of other templates
- replace blocktrans and trans with blocktranslate and translate to
  prepare for Django 4
- move hostingpakcage templates to hostingpackages/templates
- update translations

gnuviechadmin/templates/socialaccount/login.html

@@ -0,0 +1,22 @@
+{% extends "socialaccount/base.html" %}
+{% load i18n %}
+
+{% block title %}{% translate "Sign In" %}{% endblock %}
+{% block page_title %}{% translate "Social Network Sign In" %}{% endblock page_title %}
+
+{% block content %}
+{% if process == "connect" %}
+<h1>{% blocktranslate with provider.name as provider %}Connect {{ provider }}{% endblocktranslate %}</h1>
+
+<p>{% blocktranslate with provider.name as provider %}You are about to connect a new third party account from {{ provider }}.{% endblocktranslate %}</p>
+{% else %}
+<h1>{% blocktranslate with provider.name as provider %}Sign In Via {{ provider }}{% endblocktranslate %}</h1>
+
+<p>{% blocktranslate with provider.name as provider %}You are about to sign in using a third party account from {{ provider }}.{% endblocktranslate %}</p>
+{% endif %}
+
+<form method="post">
+  {% csrf_token %}
+  <button class="btn btn-primary" type="submit">{% translate "Continue" %}</button>
+</form>
+{% endblock %}