update frontend

vangie · vangie · commit f2d8c19c914f · 2016-09-13T19:33:15.000+08:00
diff --git a/frontend b/frontend
@@ -1 +1 @@
-Subproject commit 23f97113daa15bdb8143266f5ad79b965468a9c5
+Subproject commit 784f580d52af9867a860c73075ab0064d251c48d
