feat: auto close connection when proxy changed

src/locales/zh.json

@@ -60,7 +60,7 @@
   "IPv6": "IPv6",
   "Log Level": "日志等级",
   "Mixed Port": "端口设置",
-  "External Controller": "外部控制",
+  "External": "外部控制",
   "Clash Core": "Clash 内核",
   "Tun Mode": "Tun 模式",
   "Service Mode": "服务模式",
@@ -74,6 +74,7 @@
   "Current System Proxy": "当前系统代理",
   "Theme Mode": "主题模式",
   "Theme Blur": "背景模糊",
+  "Miscellaneous": "杂项设置",
   "Theme Setting": "主题设置",
   "Hotkey Setting": "热键设置",
   "Traffic Graph": "流量图显",