readme updated !

Author: sinchan-s

README.md

@@ -1,5 +1,7 @@
 # Graphython
-**Graphython application is a graph making program.**  
+
+**Graphython is a python based graph making program.**  
+
 ## Attributes
 1. It makes use of matplotlib graphs more easy to visualize.  
 2. This program takes n_rows x 2_columns.  
@@ -10,13 +12,14 @@ Python 3.6+
 * NumPy (`pip install numpy`)
 * Pandas (`pip install pandas`)
 * MatplotLib (`pip install matplotlib`)
-
+* Tkinter - Built-in python library
 ## Project demo
-![app-window](https://user-images.githubusercontent.com/63915540/158064240-d8bdbd8c-7ff5-416c-86ed-b0db84a4b61f.png)
+
+![app-window](https://user-images.githubusercontent.com/63915540/158064240-d8bdbd8c-7ff5-416c-86ed-b0db84a4b61f.png "graphython")
 
 
 ## Contributing
 Pull requests are welcome.
 
 ## License
-[MIT](https://choosealicense.com/licenses/mit/)
+Open Source license [MIT](https://choosealicense.com/licenses/mit/).