Adding icons to sync buttons

polyphonic/library/templates/library/gdrive.html

@@ -5,8 +5,10 @@
 
 {% if meta.folderid %}
 <button class="button is-link" data-api="{% url 'work_sync' work=object.pk %}" data-success="Synced" onclick="background_api(this)">
-                         Sync with Drive
-  </button>
+
+  {% icon "sync" %}
+  <span>Sync with Drive</span>
+</button>
 {% endif %}
 
 <a href="{% url 'work_detail' collection=collection.pk pk=object.pk %}" class="button is-link is-light">

polyphonic/library/templates/library/work_list.html

@@ -8,7 +8,8 @@
 
 
 <button class="button is-link" data-api="{% url 'collection_sync' collection=collection.pk %}" data-success="Synced" onclick="background_api(this)">
-  Sync Collection
+  {% icon "sync" %}
+  <span>Sync Collection</span>
 </button>
 
 <a href="{% url 'work_add' collection.pk %}" class="button is-link">