Core - Added stores for the different register-able types

Profiles - Refactored large parts of the profile structure to use these stores

src/Artemis.Core/Plugins/DataModelExpansions/DataModel.cs

@@ -22,6 +22,12 @@ namespace Artemis.Core.DataModelExpansions
         [DataModelIgnore]
         public DataModelPropertyAttribute DataModelDescription { get; internal set; }
 
+        /// <summary>
+        ///     Gets the is expansion status indicating whether this data model expands the main data model
+        /// </summary>
+        [DataModelIgnore]
+        public bool IsExpansion { get; internal set; }
+
         public bool ContainsPath(string path)
         {
             var parts = path.Split('.');

src/Artemis.Core/Plugins/DataModelExpansions/DataModelExpansion.cs

@@ -10,7 +10,8 @@ namespace Artemis.Core.DataModelExpansions
     public abstract class DataModelExpansion<T> : BaseDataModelExpansion where T : DataModel
     {
         /// <summary>
-        ///     The data model driving this module
+        ///     The main data model of this data model expansion
+        ///     <para>Note: This default data model is automatically registered upon plugin enable</para>
         /// </summary>
         public T DataModel
         {