refact.

Yavsc.Server/Models/Workflow/Process/Conjonction.cs

@@ -0,0 +1,16 @@
+using System.Collections.Generic;
+
+namespace Yavsc.Models.Process
+{
+    public class Conjonction : List<IRequisition>, IRequisition
+    {
+        public bool Eval()
+        {
+            foreach (var req in this)
+                if (!req.Eval())
+                    return false;
+            return true;
+        }
+    }
+
+}