[skip ci] sync locale

Author: sylingd

original/messages.json

@@ -19,6 +19,10 @@
     "message": "Add to Home",
     "description": "Right-click menu for adding a link to home screen"
   },
+  "advanced": {
+    "message": "Advanced",
+    "description": "Advanced settings"
+  },
   "apiOrImageAddress": {
     "message": "$type$ Address",
     "description": "Dynamic label for API or image address",
@@ -115,6 +119,10 @@
     "message": "Custom Background",
     "description": "Title for custom background configuration"
   },
+  "customCSS": {
+    "message": "Custom CSS",
+    "description": "Custom CSS"
+  },
   "customIconUrl": {
     "message": "Custom Icon URL",
     "description": "Label for custom icon URL field"
@@ -147,6 +155,10 @@
     "message": "Displayed at",
     "description": "Label for displayed at field"
   },
+  "edit": {
+    "message": "Edit",
+    "description": "Edit"
+  },
   "editSearchEngine": {
     "message": "Edit Search Engine",
     "description": "Edit search engine dialog title"