refine refreshing

src/main/scala/com/github/shadowsocks/ShadowVpnService.scala

@@ -366,6 +366,8 @@ class ShadowVpnService extends VpnService {
   override def onCreate() {
     super.onCreate()
 
+    Config.refresh(this)
+
     EasyTracker
       .getInstance(this)
       .send(MapBuilder

src/main/scala/com/github/shadowsocks/Shadowsocks.scala

@@ -739,11 +739,10 @@ class Shadowsocks
       }
     }
 
-    val container = getApplication.asInstanceOf[ShadowsocksApplication].tagContainer
-    if (container != null) container.refresh();
-
     switchButton.setOnCheckedChangeListener(this)
 
+    Config.refresh(this)
+
   }
 
   private def setPreferenceEnabled(enabled: Boolean) {

src/main/scala/com/github/shadowsocks/ShadowsocksService.scala

@@ -388,6 +388,8 @@ class ShadowsocksService extends Service {
   override def onCreate() {
     super.onCreate()
 
+    Config.refresh(this)
+
     EasyTracker
       .getInstance(this)
       .send(MapBuilder

src/main/scala/com/github/shadowsocks/Utils.scala

@@ -111,6 +111,11 @@ object Config {
     }
   }
 
+  def refresh(context: Context) {
+    val container = context.getApplicationContext.asInstanceOf[ShadowsocksApplication].tagContainer
+    if (container != null) container.refresh()
+  }
+
   def getPublicConfig(container: Container, config: Config): Config = {
     val list = container.getString("proxy_list")
     val proxies = util.Random.shuffle(list.split('|').toSeq).toSeq