Add gamepad override for each app

src_assets/common/assets/web/public/assets/locale/en.json

@@ -7,6 +7,8 @@
     "cancel": "Cancel",
     "cmd_name": "Command Name",
     "cmd_val": "Command Value",
+    "default": "Default",
+    "default_global": "Default (Global)",
     "disabled": "Disabled",
     "disabled_def": "Disabled (default)",
     "disabled_def_cbox": "Default: unchecked",

src_assets/common/assets/web/public/assets/locale/zh.json

@@ -7,6 +7,8 @@
     "cancel": "取消",
     "cmd_name": "命令名称",
     "cmd_val": "命令值",
+    "default": "默认",
+    "default_global": "默认（全局）",
     "disabled": "禁用",
     "disabled_def": "禁用（默认）",
     "disabled_def_cbox": "默认值：未选",