bulma (call): update template to integrate call features: previously, call template was a minimum UI for testing implementation. This commit introduce a usable UI with search interface, mute and full screen button, animations, and other UI/UX improvments. rel 423

{% extends 'base/base.html' %}

{% block title %}{% trans %}Error {{error_code}}{% endtrans %}{% endblock %}
{% block body %}
{% trans %}An error occured while trying to access the resource.{% endtrans %}
{% endblock body %}
{% block footer %}{% endblock %}