[theme] fix taxonomies in feed

sass/_duniter.sass

@@ -147,7 +147,7 @@ input.search_input
     border: solid 1px gray
     color: gray
 
-.authors .author, .date
+.authors, .author, .date
     color: gray
 
 .sr-only

templates/feed.html

@@ -27,10 +27,10 @@
         {%- endif %}
         <div class="w3-mobile w3-col s2 feed-tax">
           {%- set tax = article.taxonomies %}
-          {% if tax.category %}{{ macros::category(category=tax.category )}}{% endif %}
-          {% if tax.authors %}{{ macros::authors(authors=tax.authors )}}{% endif %}
-          {% if tax.tags %}{{ macros::tags(tags=tax.tags )}}{% endif %}
-          <span class="date">{{ article.date }}</span>
+          {% if tax.category %}<div>{{ macros::category(category=tax.category )}}</div>{% endif %}
+          {% if tax.authors %}<div>{{ macros::authors(authors=tax.authors )}}</div>{% endif %}
+          {% if tax.tags %}<div>{{ macros::tags(tags=tax.tags )}}</div>{% endif %}
+          <div class="date">{{ article.date }}</div>
         </div>
         <a href="{{url}}" class="w3-mobile w3-rest feed-preview">
           <h3>{{ article.title }}</h3>

templates/macros.html

@@ -80,9 +80,7 @@
 {% endfor %}
 {%- endmacro %}
 
-{# ================================= #}
 {# === sub pages and sub section === #}
-{# ================================= #}
 {% macro sub(section) %}
 <span class="breadcrumb-next">content <i class="fa fa-caret-down"></i>
 <ul>
@@ -96,6 +94,9 @@
 </ul></span>
 {%- endmacro %}
 
+{# ================== #}
+{# === taxonomies === #}
+{# ================== #}
 
 {# === tags === #}
 {%- macro tags(tags) -%}
@@ -110,10 +111,11 @@
 {# === author === #}
 {%- macro authors(authors) -%}
 <span class="authors">
+    <i class="fa fa-user-circle-o"></i>&nbsp;
     {%- for author in authors -%}
     {%- set url = get_taxonomy_url(kind="authors", name=author) -%}
-    <a class="author" href="{{url}}"><i class="fa fa-user-circle-o"></i>&nbsp;{{ author }}</a>
-    {%- endfor -%}
+    <a class="author" href="{{url}}">{{ author }}</a>{% if not loop.last %}, {% endif %}
+    {%- endfor %}
 </span>
 {%- endmacro -%}