GitLab

* WIP: API renaming

* API rewrite and node function refactor

* builtin functions

* builtin functions tested

* fix test

* send and recv spmv test

* WIP: fix examples

* Fix examples using new APIs

* WIP

* WIP

* treelstm dataloader

* Main training loop.

* trainable treelstm script

* fix dependency

* cuda training

* Add tensorized topological traversal

* allowing update_to() with no incoming messages

* fixing partial cases

* Change ; fix corner cases in issue20

* Change recvfrom to recv

* cdgnn example & minor fixes in dgl/graph.py

* incomplete TreeLSTM

* add data preprocess of SST

* fix nx_SST.py

* TreeLSTM completed