Replace "group" with "circle" in the rest of the code

- Remaining mentions already mean "forum"

view/templates/circle_drop.tpl

@@ -0,0 +1,12 @@
+
+<div class="circle-delete-wrapper button" id="circle-delete-wrapper-{{$id}}">
+	<a href="circle/drop/{{$id}}?t={{$form_security_token}}"
+		onclick="return confirmDelete();"
+		id="circle-delete-icon-{{$id}}"
+		class="icon drophide circle-delete-icon"
+		onmouseover="imgbright(this);"
+		onmouseout="imgdull(this);"
+		title="{{$delete}}">
+	</a>
+</div>
+<div class="circle-delete-end"></div>