Fix CTC documentation header and remove automodule statement

Signed-off-by: João Victor Tozatti Risso <joaovictor.risso@gmail.com>

Fix CTC documentation header and remove automodule statement
9b54220b · João Victor Tozatti Risso · 37f5a560 · 9b54220b
--- a/doc/library/tensor/nnet/ctc.txt
+++ b/doc/library/tensor/nnet/ctc.txt
 .. _libdoc_tensor_nnet_ctc:

-===============================================================================
-:mod:`ctc` -- Operation to compute CTC loss and its gradients
-===============================================================================
+===============================================================
+:mod:`ctc` -- Connectionist Temporal Classification (CTC) loss
+===============================================================

 .. note::

@@ -22,7 +22,5 @@
 .. moduleauthor:: `João Victor Risso <https://github.com/joaovictortr>`_

 .. autofunction:: theano.tensor.nnet.ctc.ctc
-.. autofunction:: theano.tensor.nnet.ctc.ConnectionistTemporalClassification
+.. autoclass:: theano.tensor.nnet.ctc.ConnectionistTemporalClassification

-.. automodule:: theano.tensor.nnet.ctc
-    :members: