support run as service

MediaBrowser.Model/Logging/ILogManager.cs

@@ -7,6 +7,12 @@ namespace MediaBrowser.Model.Logging
     /// </summary>
     public interface ILogManager
     {
+        /// <summary>
+        /// Gets or sets the log level.
+        /// </summary>
+        /// <value>The log level.</value>
+        LogSeverity LogSeverity { get; set; }
+
         /// <summary>
         /// Gets the logger.
         /// </summary>

MediaBrowser.Model/System/SystemInfo.cs

@@ -80,12 +80,6 @@ namespace MediaBrowser.Model.System
         /// <value>The HTTP server port number.</value>
         public int HttpServerPortNumber { get; set; }
 
-        /// <summary>
-        /// Gets or sets a value indicating whether this instance is background service.
-        /// </summary>
-        /// <value><c>true</c> if this instance is background service; otherwise, <c>false</c>.</value>
-        public bool IsBackgroundService { get; set; }
-
         /// <summary>
         /// Initializes a new instance of the <see cref="SystemInfo" /> class.
         /// </summary>