Change icon set of component templates

aleksis/core/templates/components/materialize-chips.html

@@ -3,10 +3,10 @@
     <img class="{{ img_classes }}" src="{{ img }}" alt="{{ alt }}">
   {% endif %}
   {% if icon %}
-    <i class="material-icons left">{{ icon }}</i>
+    <i class="material-icons iconify left" data-icon="{{ icon }}"></i>
   {% endif %}
   {{ content }}
   {% if close %}
-    <i class="close material-icons"></i>
+    <i class="material-icons iconify" data-icon="mdi:close"></i>
   {% endif %}
 </div>

aleksis/core/templates/components/msgbox.html

@@ -2,7 +2,7 @@
   <div class="alert {{ status }}">
     <div>
       {% if icon != "" %}
-        <i class="material-icons left">{{ icon }}</i>
+        <i class="material-icons iconify left" data-icon="{{ icon }}"></i>
       {% endif %}
       {{ msg }}
     </div>

aleksis/core/templates/components/text_collapsible.html

@@ -3,11 +3,11 @@
       {% include template with item=qs.first %} –
       {% include template with item=qs.last %}
     </span>
-    <i class="material-icons open-icon" title="Show more">add_circle_outline</i>
+    <i class="material-icons iconify open-icon" title="Show more">plus-circle-outline</i>
     <span class="b">
       {% for item in qs %}
         {% include template with item=item %}
       {% endfor %}
     </span>
-    <i class="material-icons close-icon" title="Show less">remove_circle_outline</i>
+    <i class="material-icons iconify close-icon" title="Show less">minus-circle-outline</i>
 </span>