Summary: 18 instances, 10 unique

Text	Count
# TODO (pradeep): Do not hardcode decoder cell type.	1
# TODO: This could instead of averaged, be attended	1
// TODO: GRU?	2
# TODO: This could be batched, but its a pain	1
# TODO: add character embeddings, but this is not trivial due to	2
TODO: add dialog & dialog acts history	1
# TODO: These are already space tokenized	3
// TODO: can be bidirectional, but need to take care	2
# TODO: pass in the prior message	1
# TODO: Add in facts	4