New experimental initializers + softmax support.
__str__ methods for initializers.
New init: maxout (fully-connected) support.
pyflakes error: unused variable.
New init: {Rectified}Linear support.
XXX -> TODO
TODOs for deprecation
Fix remaining PEP8 issues in mlp.py
PEP8 blank lines.
Detailed TODO comments.
Fix SparseInitialization.
Add model arg to initializers.
Model.get_atom_axis added