Ensures that all calls to the members membership provider are done so explicitly with the membership provider alias - this decouples the need to have the umbraco membership provider declared as the default, we were doing both before.

src/Umbraco.Core/Services/IMemberService.cs

@@ -10,6 +10,15 @@ namespace Umbraco.Core.Services
     /// </summary>
     public interface IMemberService : IMembershipMemberService
     {
+        /// <summary>
+        /// This is simply a helper method which essentially just wraps the MembershipProvider's ChangePassword method
+        /// </summary>
+        /// <param name="password"></param>
+        /// <remarks>
+        /// This method exists so that Umbraco developers can use one entry point to create/update members if they choose to.
+        /// </remarks>
+        void SavePassword(string password);
+
         /// <summary>
         /// Checks if a member with the id exists
         /// </summary>