extracted provider manager. took more off the kernel

MediaBrowser.Controller/Providers/MetadataProviderPriority.cs

@@ -0,0 +1,33 @@
+
+namespace MediaBrowser.Controller.Providers
+{
+    /// <summary>
+    /// Determines when a provider should execute, relative to others
+    /// </summary>
+    public enum MetadataProviderPriority
+    {
+        // Run this provider at the beginning
+        /// <summary>
+        /// The first
+        /// </summary>
+        First = 1,
+
+        // Run this provider after all first priority providers
+        /// <summary>
+        /// The second
+        /// </summary>
+        Second = 2,
+
+        // Run this provider after all second priority providers
+        /// <summary>
+        /// The third
+        /// </summary>
+        Third = 3,
+
+        // Run this provider last
+        /// <summary>
+        /// The last
+        /// </summary>
+        Last = 4
+    }
+}