demo link added

Author: thealoneprogrammer

README.md

@@ -3,6 +3,10 @@ Vue JS Drag and drop implemented using vuetify framework.
 User can add a new block ,edit a block, delete a block and drag/drop the blocks. 
 JSON Data generated will be displayed below
 
+Take a demo below
+
+https://deag-and-drop-block-builder.firebaseapp.com/
+
 **Some Glimps**