Add GPL modules

MediaBrowser.Common/Extensions/ResourceNotFoundException.cs

@@ -0,0 +1,63 @@
+using System;
+
+namespace MediaBrowser.Common.Extensions
+{
+    /// <summary>
+    /// Class ResourceNotFoundException
+    /// </summary>
+    public class ResourceNotFoundException : Exception
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResourceNotFoundException" /> class.
+        /// </summary>
+        public ResourceNotFoundException()
+        {
+
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResourceNotFoundException" /> class.
+        /// </summary>
+        /// <param name="message">The message.</param>
+        public ResourceNotFoundException(string message)
+            : base(message)
+        {
+
+        }
+    }
+
+    public class RemoteServiceUnavailableException : Exception
+    {
+        public RemoteServiceUnavailableException()
+        {
+
+        }
+
+        public RemoteServiceUnavailableException(string message)
+            : base(message)
+        {
+
+        }
+    }
+
+    public class RateLimitExceededException : Exception
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RateLimitExceededException" /> class.
+        /// </summary>
+        public RateLimitExceededException()
+        {
+
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RateLimitExceededException" /> class.
+        /// </summary>
+        /// <param name="message">The message.</param>
+        public RateLimitExceededException(string message)
+            : base(message)
+        {
+
+        }
+    }
+}