update 2：edited file

src/main/java/net/micode/notes/ui/NotesPreferenceActivity.java

@@ -318,7 +318,7 @@ public class NotesPreferenceActivity extends PreferenceActivity {
         }
     }
 
-    private void removeSyncAccount() {
+    private void removeSyncAccount() {//移除同步账号
         SharedPreferences settings = getSharedPreferences(PREFERENCE_NAME, Context.MODE_PRIVATE);
         SharedPreferences.Editor editor = settings.edit();
         if (settings.contains(PREFERENCE_SYNC_ACCOUNT_NAME)) {