Fix missing imports after rebase

BDInfo/TSPlaylistFile.cs

@@ -1,4 +1,4 @@
-//============================================================================
+//============================================================================
 // BDInfo - Blu-ray Video and Audio Analysis Tool
 // Copyright © 2010 Cinema Squid
 //
@@ -21,6 +21,7 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
+using System.Text;
 using MediaBrowser.Model.IO;
 
 namespace BDInfo

OpenSubtitlesHandler/Utilities.cs

@@ -1,4 +1,4 @@
-/* This file is part of OpenSubtitles Handler
+/* This file is part of OpenSubtitles Handler
    A library that handle OpenSubtitles.org XML-RPC methods.
 
    Copyright © Ala Ibrahim Hadid 2013
@@ -19,6 +19,7 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
+using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 using MediaBrowser.Common.Net;