Revert "Rename everything filcnaplo-related to refilc"

This reverts commit d1a9625d93.

filcnaplo_mobile_ui/lib/premium/components/avatar_stack.dart

@@ -0,0 +1,26 @@
+import 'package:flutter/material.dart';
+
+class AvatarStack extends StatelessWidget {
+  const AvatarStack({Key? key, required this.children}) : super(key: key);
+
+  final List<Widget> children;
+
+  @override
+  Widget build(BuildContext context) {
+    return Stack(
+      children: [
+        if (children.isNotEmpty) children[0],
+        if (children.length > 1)
+          Transform.translate(
+            offset: const Offset(-20.0, 0.0),
+            child: children[1],
+          ),
+        if (children.length > 2)
+          Transform.translate(
+            offset: const Offset(-40.0, 0.0),
+            child: children[2],
+          ),
+      ],
+    );
+  }
+}