Refactorying membership service ReadSettings as GetSettings

--HG--
extra : convert_revision : svn%3A5ff7c347-ad56-4c35-b696-ccb81de16e03/trunk%4040315

src/Orchard.Web/Packages/Orchard.Users/Services/MembershipService.cs

@@ -18,8 +18,10 @@ namespace Orchard.Users.Services {
 
         public ILogger Logger { get; set; }
 
-        public void ReadSettings(MembershipSettings settings) {
+        public MembershipSettings GetSettings() {
+            var settings = new MembershipSettings();
             // accepting defaults
+            return settings;
         }
 
         public IUser CreateUser(CreateUserParams createUserParams) {