remove release channel from plugin classes

MediaBrowser.Model/Updates/InstallationInfo.cs

@@ -30,11 +30,5 @@ namespace MediaBrowser.Model.Updates
         /// </summary>
         /// <value>The version.</value>
         public string Version { get; set; }
-
-        /// <summary>
-        /// Gets or sets the update class.
-        /// </summary>
-        /// <value>The update class.</value>
-        public ReleaseChannel UpdateClass { get; set; }
     }
 }

MediaBrowser.Model/Updates/ReleaseChannel.cs

@@ -1,18 +0,0 @@
-namespace MediaBrowser.Model.Updates
-{
-    /// <summary>
-    /// Enum PackageVersionClass.
-    /// </summary>
-    public enum ReleaseChannel
-    {
-        /// <summary>
-        /// The stable.
-        /// </summary>
-        Stable = 0,
-
-        /// <summary>
-        /// The nightly.
-        /// </summary>
-        Nightly = 1
-    }
-}

MediaBrowser.Model/Updates/VersionInfo.cs

@@ -34,12 +34,6 @@ namespace MediaBrowser.Model.Updates
         /// <value>The version.</value>
         public Version versionCode { get; set; }
 
-        /// <summary>
-        /// Gets or sets the release channel.
-        /// </summary>
-        /// <value>The release channel for a given package version.</value>
-        public ReleaseChannel channel { get; set; }
-
         /// <summary>
         /// Gets or sets the description.
         /// </summary>