docs : REDAME updated

Author: sepandhaghighi

README.md

@@ -53,6 +53,11 @@ OPEM is an open source PEM cell simulation tool
 	-  `N` : Number Of Single Cells
 - Find Your Result In `.opem` & `.csv` files	
 
+<div align="center">
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+<a href="https://asciinema.org/a/154228" target="_blank"><img src="https://asciinema.org/a/154228.png" /></a>
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+</div>
 		
 
 ## Issues & Bug Reports