Wrote examples for %cdmagic

Work done as a team by:
Anuradha Beetoju
Adish
Naveen
Shravan

IPython/core/magic.py

@@ -2647,7 +2647,16 b' Defaulting color scheme to \'NoColor\'"""'
         since the default prompts do not display path information.
         
         Note that !cd doesn't work for this purpose because the shell where
-        !command runs is immediately discarded after executing 'command'."""
+        !command runs is immediately discarded after executing 'command'.
+        
+        Example
+        --------
+        
+        ::
+        
+          In [10]: cd parent/child
+          /home/tsuser/parent/child
+        """
 
         parameter_s = parameter_s.strip()
         #bkms = self.shell.persist.get("bookmarks",{})