add sphinxext to docs
remove todo that was done by recent PR,
fix tests for new sklearn
DOC latent ssvm, SaveLogger
DOC for inference methods
remove duplicate files
doc remarks on which inference method to use.
update todo
auto examples kinda working
DOC adding (very small) docstrings to the examples.
update gitignore so as to not track auto examples
DOC add LatentNodeCRF to index
split up docs into index file and references file
add small docstring for LatentGraphCRF