autoreload docstring

IPython/Extensions/ipy_autoreload.py

@@ -1,6 +1,11 b''
 """
 IPython extension: autoreload modules before executing the next line
 
+Try:: 
+
+    %autoreload?
+
+for documentation.
 """
 
 # Pauli Virtanen <[e-mail]>, 2008.