Remove unnecessary assignation in TransformerIterator.__init__
Remove unnecessary symbolic variable instantiation in make_symbolic_state methods
Add exception handling for missing MNIST dataset
Fix make_symbolic_state according to the same workaround as mf_state
Simplify theano expression
Add unit test for make_symbolic_state()
Use scalar num_examples instead of symbolic one for T.alloc
Fix typo in Softmax's make_symbolic_state method
Add unit test for make_layer_to_symbolic_state
Fix minuscule problem
Merge pull request #367 from vdumoulin/quick_fixes

Quick Fixes