Add: Google Analytics code

Fix: chocomae.url
Fix: disable php error output - add_maestro.php

src/web/maestro/setup.html

@@ -8,6 +8,17 @@
 	<title>마에스트로 계정 정보 수정 | 초코마에</title>
 	<meta name="description" CONTENT="마에스트로 계정 정보 수정 | 초코마에 ‧ Change maestro account setting/info | ChocoMae">
 
+	<!-- Global site tag (gtag.js) - Google Analytics -->
+	<script async src="https://www.googletagmanager.com/gtag/js?id=G-CMCJ6N220"></script>
+	<script>
+		window.dataLayer = window.dataLayer || [];
+		function gtag(){window.dataLayer.push(arguments);}
+		gtag('js', new Date());
+
+		gtag('config', 'G-CMCJ6N2208');
+	</script>
+
+
 	<link rel="icon" href="/mouse_typing/resources/image/icon/favicon.ico" type="image/x-icon" />
 	<link rel="shortcut icon" href="/mouse_typing/resources/image/icon/favicon.ico" type="image/x-icon" />