* InputCircle.cs: An input control specialized for circle selection

* UserCard.cs: Displays user informations on a little div

* Estim.cs:
* WebControls.csproj:
* CircleInfo.cs:
* CircleProvider.cs:
* CircleApiController.cs:
* BasketApiController.cs:
* ITContentProvider.csproj:
* CalendarApiController.cs:
* WorkFlowApiController.cs:
* NpgsqlCircleProvider.cs:
* FrontOfficeApiController.cs:

* InputUserName.cs: Fixes the ToolBoxData attribute

* Web.csproj:
* Circle.cs: refactoring

* instdbws.sql: Foreign keys are cascading updates and deletions

* Estim.tt:
* Profile.cs: User's profile does not contain anymore the main e-mail
  address, it conflicts with registration informations, it is not part
  of the profile data

WebControls/UserCard.cs

@@ -0,0 +1,81 @@
+//
+//  UserCard.cs
+//
+//  Author:
+//       Paul Schneider <paul@pschneider.fr>
+//
+//  Copyright (c) 2015 GNU GPL
+//
+//  This program is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU Lesser General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU Lesser General Public License for more details.
+//
+//  You should have received a copy of the GNU Lesser General Public License
+//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+using System;
+using System.Web.UI.WebControls;
+using System.Web;
+using System.Security.Permissions;
+using System.Web.UI;
+using System.ComponentModel;
+using System.Web.Security;
+
+namespace WebControls
+{
+	[
+		AspNetHostingPermission (SecurityAction.Demand,
+			Level = AspNetHostingPermissionLevel.Minimal),
+		AspNetHostingPermission (SecurityAction.InheritanceDemand, 
+			Level = AspNetHostingPermissionLevel.Minimal),
+		ParseChildren (true),
+		DefaultProperty ("Name"),
+		ToolboxData ("<{0}:UserCard runat=\"server\"> </{0}:UserCard>")
+	]
+	/// <summary>
+	/// User card.
+	/// </summary>
+	public class UserCard: WebControl
+	{
+		/// <summary>
+		/// Initializes a new instance of the <see cref="WebControls.UserCard"/> class.
+		/// </summary>
+		public UserCard ()
+		{
+		}
+
+		[Bindable (true), DefaultValue(""), Localizable(false)]
+		string UserName { get; set; }
+
+		[Bindable (true), DefaultValue("(<a href=\"/Account/Profile\">You</a>)"), Localizable(true)]
+		string yourTag { get; set; }
+		/// <summary>
+		/// Renders the contents.
+		/// </summary>
+		/// <param name="writer">Writer.</param>
+		protected override void RenderContents (HtmlTextWriter writer)
+		{
+			if (UserName != null) {
+				// icon, stats
+
+				writer.AddAttribute ("id", ID);
+				writer.AddAttribute ("class", CssClass);
+				writer.RenderBeginTag ("div");
+				writer.Write (UserName+" ");
+				var vuser = Membership.GetUser();
+				if (vuser != null) 
+					if (vuser.UserName == UserName) 
+						writer.Write (yourTag);
+				writer.RenderEndTag ();
+			}
+		}
+
+
+	}
+}
+