document Linear and LinearGaussian
Merge pull request #643 from goodfeli/doc_mlp

document Linear and LinearGaussian
Merge pull request #644 from goodfeli/doc_maxout

Document maxout
added test that vector_spaces_dataset can be imported
added test that utlc can be imported
fix typo
fix formatting
fix typo
add docstring
cleanup imports / fix broken import
document maxout
document Model and Layer
remove use of deprecated function
make scripts not run on import (was messing up sphinx)
fix format of docstrings that were bothering sphinx
document load
remove dead code