rename Enable

shadowsocks-csharp/Data/cn.txt

@@ -1,5 +1,5 @@
 Shadowsocks=Shadowsocks
-Enable=启用代理
+Enable System Proxy=启用系统代理
 Mode=代理模式
 PAC=PAC 模式
 Global=全局模式

shadowsocks-csharp/View/MenuViewController.cs

@@ -131,7 +131,7 @@ namespace Shadowsocks.View
         private void LoadMenu()
         {
             this.contextMenu1 = new ContextMenu(new MenuItem[] {
-                this.enableItem = CreateMenuItem("Enable", new EventHandler(this.EnableItem_Click)),
+                this.enableItem = CreateMenuItem("Enable System Proxy", new EventHandler(this.EnableItem_Click)),
                 CreateMenuGroup("Mode", new MenuItem[] {
                     this.PACModeItem = CreateMenuItem("PAC", new EventHandler(this.PACModeItem_Click)),
                     this.globalModeItem = CreateMenuItem("Global", new EventHandler(this.GlobalModeItem_Click))