v 1.0.5-rc20-alpha5

in order to build 1.0.5-rc20-alpha5, an alpha6

* moves again the db context from server lib to main assembly,
  since migrations are not written correctly in these conditions.
* fixing dep graph, while moving as must as possible code from Yavsc to Yavsc.Server
* impoved topmost Makefile
* cleaned the badly desined, ans system redondant "Action" definiton
* reoganized some source code file locations

Yavsc.Abstract/Workflow/Process/Rule.cs

@@ -0,0 +1,35 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+
+namespace Yavsc.Models.Process
+{
+    /// <summary>
+    /// An abstract, identified rule
+    /// </summary>
+    public abstract class Rule<TResult,TInput> 
+    {
+        [Key]
+        public string Id { get; set; }
+
+        /// <summary>
+        /// Left part for this class of rule, a conjonction.
+        /// All of these requisitions must be true
+        /// in order to begin any related process.
+        /// </summary>
+        /// <returns></returns>
+        public Conjonction Left { get; set; }
+        /// <summary>
+        /// Right part of this rule, a disjonction.
+        /// That is, only one of these post requisitions
+        /// has to be true in order for this rule
+        /// to expose a success.
+        /// </summary>
+        /// <returns></returns>
+        public Disjonction Right { get; set; }
+
+        public string Description { get; set; }
+
+        public abstract TResult Execute(TInput inputData);
+
+    }
+}