cleanup debug trace listener

NextcloudApp/Utils/DebugTraceListener.cs

@@ -1,9 +1,8 @@
-namespace NextcloudApp.Utils
+using SQLite.Net;
+using System.Diagnostics;
+
+namespace NextcloudApp.Utils
 {
-    using SQLite.Net;
-    using System.Diagnostics;
-
-
     /// <summary>
     /// Writes SQLite.NET trace to the debug window.
     /// </summary>
@@ -11,7 +10,7 @@
     {
         public void Receive(string message)
         {
-            //Debug.WriteLine(message);
+            Debug.WriteLine(message);
         }
     }
 }

NextcloudApp/Utils/SyncDbUtils.cs

@@ -40,8 +40,10 @@ namespace NextcloudApp.Utils
 
                 _dbConnection = new SQLiteConnection(new SQLitePlatformWinRT(), DbPath)
                 {
+#if DEBUG
                     // Activate Tracing
                     TraceListener = new DebugTraceListener()
+#endif
                 };
 
                 // Init tables