Removes all IRepositoryCacheProvider's, we are just using a single cache construct to which is much easier to manage.

src/Umbraco.Web/Cache/MemberGroupCacheRefresher.cs

@@ -4,7 +4,7 @@ using System.Web.Script.Serialization;
 using Umbraco.Core;
 using Umbraco.Core.Cache;
 using Umbraco.Core.Models;
-using Umbraco.Core.Persistence.Caching;
+
 using Umbraco.Core.Persistence.Repositories;
 
 namespace Umbraco.Web.Cache
@@ -110,7 +110,6 @@ namespace Umbraco.Web.Cache
                 {
                     ApplicationContext.Current.ApplicationCache.RuntimeCache
                         .ClearCacheByKeySearch(string.Format("{0}.{1}", typeof(IMemberGroup).FullName, payload.Name));
-                    //RuntimeCacheProvider.Current.Delete(typeof(IMemberGroup), payload.Id);   
                     ApplicationContext.Current.ApplicationCache.RuntimeCache.ClearCacheItem(RepositoryBase.GetCacheIdKey<IMemberGroup>(payload.Id));
                 }                
             });