* SalesCatalog.csproj: clean an unused reference

* TestBrands.cs:
* Service.cs:
* PhysicalProduct.cs: clean an obsolete reference

* TestCatalogInit.cs: cleaner

* XmlCatalog.cs:
* XmlCatalogProvider.cs: suppressed some xml doc warnings

* Estimate.aspx: new jQuery version 

* Web.config: removed a section dotNetOpenAuth at using the .Net
  framework 4.5.1

SalesCatalog/XmlImplementation/XmlCatalog.cs

@@ -4,9 +4,17 @@ using Yavsc.Model.FrontOffice;
 
 namespace SalesCatalog.XmlImplementation
 {
+	/// <summary>
+	/// Xml catalog.
+	/// Inherits of the Catalog class,
+	/// to make it serializable from and to Xml
+	/// </summary>
 	[XmlRoot]
 	public class XmlCatalog : Catalog
 	{
+		/// <summary>
+		/// Initializes a new instance of the <see cref="SalesCatalog.XmlImplementation.XmlCatalog"/> class.
+		/// </summary>
 		public XmlCatalog ()
 		{
 		}

SalesCatalog/XmlImplementation/XmlCatalogProvider.cs

@@ -7,10 +7,20 @@ using Yavsc.Model.FrontOffice;
 
 namespace SalesCatalog.XmlImplementation
 {
+	/// <summary>
+	/// Xml catalog provider.
+	/// In charge of getting the catalog data, 
+	/// returning a Catalog object from GetCatalog
+	/// </summary>
 	public class XmlCatalogProvider: CatalogProvider
 	{
 		#region implemented abstract members of SalesCatalog.CatalogProvider
-
+		/// <summary>
+		/// Gets the catalog, loading it from
+		/// the file system at a first call,
+		/// and when its last write time has changed.
+		/// </summary>
+		/// <returns>The catalog.</returns>
 		public override Catalog GetCatalog ()
 		{
 			// Assert fileName != null
@@ -22,17 +32,36 @@ namespace SalesCatalog.XmlImplementation
 				LoadCatalog ();
 			return catInstance;
 		}
-
+		/// <summary>
+		/// The catalog instance.
+		/// </summary>
 		protected XmlCatalog catInstance = null;
+		/// <summary>
+		/// The last modification date of the file loaded.
+		/// </summary>
 		protected DateTime lastModification = new DateTime(0);
+		/// <summary>
+		/// The name of the file loaded.
+		/// </summary>
 		protected string fileName = null;
 		#endregion
-
+		/// <summary>
+		/// Initialize the catalog
+		/// using the specified name and config.
+		/// </summary>
+		/// <param name="name">Name.</param>
+		/// <param name="config">Config.</param>
 		public override void Initialize (string name, System.Collections.Specialized.NameValueCollection config)
 		{
-			fileName = config ["connection"];
+			if (config ["connection"] == null)
+				throw new Exception ("the 'connection' parameter is null " +
+					"(it should be the absolute path to the xml catalog)");
+			string basedir = AppDomain.CurrentDomain.BaseDirectory;
+			// config ["connection"] starts with "~/"	
+			fileName = Path.Combine(basedir, config ["connection"].Substring (2));
 			LoadCatalog ();
 		}
+
 		private void LoadCatalog ()
 		{
 			try {