Correcting Azure blob storage returned values

- Paths should be relative for Orchard.Media

--HG--
branch : dev

src/Orchard.Azure/Orchard.Azure.Web/WebRole.cs

@@ -8,6 +8,11 @@ namespace Orchard.Azure.Web {
         public override bool OnStart() {
             DiagnosticMonitor.Start("DiagnosticsConnectionString");
 
+            CloudStorageAccount.SetConfigurationSettingPublisher(    
+                (configName, configSetter) =>    
+                    configSetter(RoleEnvironment.GetConfigurationSettingValue(configName))    
+                );
+
             // For information on handling configuration changes
             // see the MSDN topic at http://go.microsoft.com/fwlink/?LinkId=166357.
             RoleEnvironment.Changing += RoleEnvironmentChanging;