Remove old templates for hints (replaced by announcements)

aleksis/apps/chronos/templates/chronos/partials/hints/substitutions.html

-{% load martortags %}
-{% if hints %}
-    <ul class="collapsible">
-        <li>
-            <div class="collapsible-header " style="font-size: 16px;">
-                <div class="col s12">
-                    <i class="material-icons left">announcement</i>Es gibt {{ hints|length }}
-                    Hinweis{{ hints|pluralize:"e" }} für diesen Tag.
-                    <i class="material-icons right collapsible-trigger"></i>
-                </div>
-            </div>
-            <div class="collapsible-body">
-                {% for hint in hints %}
-                    <div>
-                        <strong>
-                            {{ hint.classes_formatted }}{% if hint.teachers and hint.classes.all %},{% endif %}
-                        </strong>
-                        {% if hint.teachers %}
-                            <span class="badge new green no-float no-margin">Lehrkräfte</span>
-                        {% endif %}:
-                        {{ hint.text|safe_markdown }}
-                    </div>
-                {% endfor %}
-            </div>
-        </li>
-    </ul>
-{% endif %}

aleksis/apps/chronos/templates/chronos/partials/hints/substitutions_print.html

-{% load martortags %}
-{% if c.hints %}
-    {% for hint in c.hints %}
-        <div class="alert primary">
-            <div>
-                <strong>
-                    {{ hint.classes_formatted }}{% if hint.teachers and hint.classes.all %}, Lehrkräfte{% endif %}:
-                </strong>
-
-                <i class="material-icons left">announcement</i>
-
-                {{ hint.text|safe_markdown }}
-            </div>
-        </div>
-    {% endfor %}
-{% endif %}

aleksis/apps/chronos/templates/chronos/partials/hints/timetable.html

-{% load martortags %}
-{% if hints %}
-    {% for hint in hints %}
-        <div class="alert primary">
-            <div>
-                <em class="right hide-on-small-and-down">Hinweis für {{ hint.from_date|date:"D, d.m." }},
-                    {% if hint.from_date != hint.to_date %}
-                        bis {{ hint.to_date|date:"D, d.m." }}
-                    {% endif %} </em>
-
-                <i class="material-icons left">announcement</i>
-
-                {{ hint.text|safe_markdown }}
-
-                <em class="hide-on-med-and-up">Hinweis für {{ hint.from_date|date:"D, d.m." }},
-                    {% if hint.from_date != hint.to_date %}
-                        bis {{ hint.to_date|date:"D, d.m." }}
-                    {% endif %} </em>
-            </div>
-        </div>
-    {% endfor %}
-{% endif %}
-
-{% if hints_b %}
-    <ul class="collapsible">
-        <li>
-            <div class="collapsible-header " style="font-size: 16px;">
-                <div class="col s12">
-                    <i class="material-icons left">add</i>
-                    Es gibt
-                    {% if hints_b_mode == "week" %}
-                        diese Woche
-                    {% else %}
-                        heute
-                    {% endif %}
-                    {% if hints %}
-                        noch
-                    {% endif %}
-                    {{ hints_b|length }}
-                    {% if hints %}
-                        weitere{{ hints_b|pluralize:"n," }}
-                    {% endif %}
-                    Hinweis{{ hints_b|pluralize:"e" }}.
-                    <i class="material-icons right collapsible-trigger"></i>
-                </div>
-            </div>
-            <div class="collapsible-body">
-                {% for hint in hints_b %}
-                    {% if not hint.teachers %}
-                        <div>
-                            <strong>
-                                {{ hint.classes_formatted }},
-                            </strong>
-                            {{ hint.from_date|date:"D, d.m." }}{% if hint.from_date != hint.to_date %}, bis
-                                {{ hint.to_date|date:"D, d.m." }}{% endif %}:
-                            {{ hint.text|safe_markdown }}
-                        </div>
-                    {% endif %}
-                {% endfor %}
-            </div>
-        </li>
-    </ul>
-{% endif %}