Deprecate the animated_favicon variable

APNG seems to be well supported so it's not needed I guess

templates/taxonomy_list.html

@@ -1,14 +1,14 @@
 {% extends "base.html" %}
 
 {% block content %}
-{% set number_of_tags = terms | length %}
+{%- set number_of_tags = terms | length -%}
 <h1>{{ macros_translate::translate(key="tags_title", default="Tags", language_strings=language_strings) }}</h1>
 <small>{{ macros_translate::translate(key="tags", number=number_of_tags, default="$NUMBER tags", language_strings=language_strings) }}
 </small>
 <br />
 <ul class="tags">
-	{% for tag in terms %}
+	{%- for tag in terms -%}
 		<li><a href="{{ get_taxonomy_url(kind='tags', name=tag.name, lang=lang) }}"><span class="tag">{{ tag.name }}</span><span class="count">{{ tag.pages | length }}</span></a></li>
-	{% endfor %}
+	{%- endfor -%}
 </ul>
 {% endblock content %}