update readme

Author: chuongmep

Images/AlertDialogDemo.png

@@ -21,6 +21,14 @@ The biggest limitation is that you can't deploy DLLs with custom scripts at this
 
 ![](Images/Ribbon.png)
 
+## IronPython 3
+
+IronPython 3.4 uses Python 3.4 syntax and standard libraries and so your Python code will need to be updated accordingly. There are numerous tools and guides available on the web to help porting from Python 2 to 3.
+
+IronPython 3 targets Python 3, including the re-organized standard library, Unicode strings, and all of the other new features.with user upgrade from **IronPython 2** to **IronPython 3**, please follow [Upgrade from IronPython 2 to IronPython 3](https://github.com/IronLanguages/ironpython3/blob/master/Documentation/upgrading-from-ipy2.md).
+
+Various differences between IronPython and CPython can follow at [Differences IronPython and CPython](https://github.com/IronLanguages/ironpython3/blob/master/Documentation/differences-from-c-python.md).
+
 ## Features
 
 - Interactive IronPython interpreter for exploring the API
@@ -42,58 +50,35 @@ The biggest limitation is that you can't deploy DLLs with custom scripts at this
 Note : Support for 5 last version(2019-2023) Autocad or Civil 3D. Older versions can be used but will not guarantee the expected performance.
 
 
-## Basic Usage
+## Basic Usage CadPythonShell
 
 - <kbd>PythonConsole</kbd> - Open Python Console
 
-![](Images/PythonShellConsole.png)
+![](Images/cadpythonshell3.png)
 
 - <kbd>PythonShellSetting</kbd> - Open Setting Config Console
 
-![](Images/ConfigPythonShell.png)
-
-- <kbd>Snoop</kbd> - Quick Snoop Object Sample In CAD or Civil3D
-
-![](Images/Snoop.png)
-
-- <kbd>SnoopDB</kbd> - Snoop Database In CAD or Civil3D
-
-![](Images/SnoopDB.png)
-
-- <kbd>SnoopEd</kbd> - Snoop Editor In CAD or Civil3D
-
-![](Images/SnoopEditor.png)
-
-- <kbd>SnoopEnts</kbd> - Snoop Entities In CAD or Civil3D
-
-![](Images/SnoopEntities.png)
-
-- <kbd>SnoopNEnts</kbd> - Snoop Entities Nested In CAD or Civil3D
-
-- <kbd>SnoopByHandle</kbd> - Snoop By Handle In CAD or Civil3D
-
-![](Images/SnoopByHandle.png)
-
-- <kbd>SnoopEvents</kbd> - Snoop Follow Events In CAD or Civil3D
-
-![](Images/SnoopEvents.png)
+![](Images/configure.png)
 
-#### Use Snoop In Python Shell Console
+Use Snoop In Python Shell In Python Script :
 
+- <kbd>Snoop</kbd> - Quick Snoop Object Sample In CAD or Civil3D
 - <kbd>sn.Snoop(obj)</kbd> - Snoop Object by Python Console In CAD or Civil3D
 - <kbd>snoop(obj)</kbd> - Snoop Object by Python Console or Execute python code In CAD or Civil3D
 
+Use Command Line To Open CadPythonShell :
+
 ![](Images/pythoncmd.png)
 
-#### Write Console Sample
+Write Console Sample In Console :
 
 ``` py
 ed = doc.Editor
 ed.WriteMessage("Hello")
 ```
 ![](Images/console.gif)
 
-- Try create script get Object
+Create Script Execute `ShowAlertDialog` Demo :
 
 ```py
 import clr
@@ -112,10 +97,41 @@ db = doc.Database
 # Write Code Below
 Application.ShowAlertDialog("Hello World!")
 ```
+
+![](Images/AlertDialogDemo.png)
+
+Create Script Execute `ShowAlertDialog` Demo :
+
 ![](Images/getobject.png)
 
 Note : you can see more example in folder [Script Examples](https://github.com/chuongmep/CadPythonShell/tree/dev/Script%20Examples)
 
+## Basic Usage Snoop
+
+![](Images/Snoop.png)
+
+- <kbd>SnoopDB</kbd> - Snoop Database In CAD or Civil3D
+
+![](Images/SnoopDB.png)
+
+- <kbd>SnoopEd</kbd> - Snoop Editor In CAD or Civil3D
+
+![](Images/SnoopEditor.png)
+
+- <kbd>SnoopEnts</kbd> - Snoop Entities In CAD or Civil3D
+
+![](Images/SnoopEntities.png)
+
+- <kbd>SnoopNEnts</kbd> - Snoop Entities Nested In CAD or Civil3D
+
+- <kbd>SnoopByHandle</kbd> - Snoop By Handle In CAD or Civil3D
+
+![](Images/SnoopByHandle.png)
+
+- <kbd>SnoopEvents</kbd> - Snoop Follow Events In CAD or Civil3D
+
+![](Images/SnoopEvents.png)
+
 ## Contribute
 
 - Don't hesitate to file any issues you stumble uppon. (Tho I don't guarantee I'll be able to solve them all for you)