Add a advanced example

It uses its own API which I packed between MTApi5 and MatLab.
Possible that this is useless, but errors from the .NET assembly are more tradable.

Examples/MatLab/AdvancedExample/+DataStore/@Position/Position.m

@@ -0,0 +1,38 @@
+classdef Position < handle
+    %POSITION Summary of this class goes here
+    %   Detailed explanation goes here
+    
+    properties
+        POSITION_TIME            = datetime([],[],[]);
+        POSITION_TICKET          = int64([]);    
+        POSITION_TIME_MSC        = int64([]);
+        POSITION_TIME_UPDATE     = int64([]);
+        POSITION_TIME_UPDATE_MSC = int64([]);
+        POSITION_TYPE            = MtApi5.ENUM_POSITION_TYPE;
+        POSITION_MAGIC           = int64([]);
+        POSITION_IDENTIFIER      = int64([]);
+        POSITION_REASON          = MtApi5.ENUM_POSITION_REASON; 
+        
+        POSITION_VOLUME          = double([]);
+        POSITION_PRICE_OPEN      = double([]);
+        POSITION_SL              = double([]);
+        POSITION_TP              = double([]);
+        POSITION_PRICE_CURRENT   = double([]);
+        POSITION_SWAP            = double([]);
+        POSITION_PROFIT          = double([]);
+               
+        POSITION_SYMBOL          = char([]);
+        POSITION_COMMENT         = char([]);        
+    end
+    
+    methods
+        function obj = Position()
+            %POSITION Construct an instance of this class
+            %   Detailed explanation goes here
+            
+        end
+        
+       
+    end
+end
+