update models to use new ModelBase

Oqtane.Shared/Models/Module.cs

@@ -8,7 +8,7 @@ namespace Oqtane.Models
     /// <summary>
     /// Describes a Module _Instance_ which will be shown on a page. This is different from a <see cref="ModuleDefinition"/> which describes a Module.
     /// </summary>
-    public class Module : IAuditable
+    public class Module : ModelBase
     {
         /// <summary>
         /// The ID of this instance
@@ -30,18 +30,6 @@ namespace Oqtane.Models
         /// </summary>
         public bool AllPages { get; set; }
 
-        #region IAuditable Properties
-
-        /// <inheritdoc/>
-        public string CreatedBy { get; set; }
-        /// <inheritdoc/>
-        public DateTime CreatedOn { get; set; }
-        /// <inheritdoc/>
-        public string ModifiedBy { get; set; }
-        /// <inheritdoc/>
-        public DateTime ModifiedOn { get; set; }
-
-        #endregion
         #region Extended IAuditable Properties, may be moved to an Interface some day so not documented yet
 
         [NotMapped]