Make page titles and headers consistent. Advances BiscuIT-ng#65.

biscuit/apps/alsijil/templates/alsijil/group_week.html

@@ -2,6 +2,8 @@
 {% extends "core/base.html" %}
 {% load bootstrap4 font_awesome i18n week_helpers %}
 
+{% block bootstrap4_title %}{% blocktrans%}Current week{% endblocktrans %} - {{ block.super }}{% endblock %}
+
 {% block page_title %}
  {% blocktrans %}Current week{% endblocktrans %}
 {% endblock %}