Use autodoc for FunctionGraph and Feature

doc/library/gof/toolbox.txt

@@ -4,7 +4,7 @@
 :mod:`toolbox` -- [doc TODO]
 ================================================
 
-.. module:: toolbox
+.. module:: theano.gof.toolbox
    :platform: Unix, Windows
    :synopsis: Theano Internals
 .. moduleauthor:: LISA

doc/sandbox/fg.txt

 
 .. _fgraph:
 
-===
+=============
 FunctionGraph
-===
+=============
 
+TODO: clean up/update the doc/check if complete
 WRITEME
 
+.. autoclass:: theano.gof.fg.FunctionGraph
+
 .. _fgraphfeature:
 
 Feature
 =======
 
-WRITEME
-
+.. autoclass:: theano.gof.toolbox.Feature
+    :members:

doc/tutorial/loading_and_saving.txt

@@ -136,9 +136,7 @@ might not have Theano installed, who are using a different Python version, or if
 you are planning to save your model for a long time (in which case version
 mismatches might make it difficult to unpickle objects).
 
-.. autofunction:: theano.misc.pkl_utils.dump
-
-.. autofunction:: theano.misc.pkl_utils.load
+See :func:`theano.misc.pkl_utils.dump` and :func:`theano.misc.pkl_utils.load`.
 
 
 Long-Term Serialization