Refactoring UpdateContentCache strategy for generating xml cache upon publishing indepedent of the legacy umbraco.content.Instance class.

src/Umbraco.Core/Models/PropertyExtensions.cs

@@ -13,7 +13,7 @@ namespace Umbraco.Core.Models
         /// <returns>Xml of the property and its value</returns>
         public static XElement ToXml(this Property property)
         {
-            string nodeName = property.Alias.ToUmbracoAlias();
+            string nodeName = property.Alias.ToUmbracoAlias(StringAliasCaseType.CamelCase, true);
 
             var xd = new XmlDocument();
             XmlNode xmlNode = xd.CreateNode(XmlNodeType.Element, nodeName, "");