GitLab

Co-authored-by: Steve <ubuntu@ip-172-31-34-29.ap-northeast-1.compute.internal>

* reorg

* change titles

* rm some stale API doc; minor fix

* fix docs

* add warning

* rm new-tutorial run in ci

* lint

* patched 1_first

* done 2_basics

* done 4_batch

* done 1_gcn, 9_gat, 2_capsule

* 4_rgcn.py

* revert

* more fix

Edited for grammar and style.

* update version; add news.md; modify contributing.md

* change urls to dmlc

* improve capsule tutorial with jinyang

* fix wrong layout of second-level tutorial

* delete transformer

* fix memory leak & Remove unnecessary initializer

* change confused name

* fix name

* Move func outside loop

* fix name inconsistency

* move initializer to column scheme; change num rows behavior

* poke mx ci

* fix mx utest in append

* fix bug in add edges

* utest for updating partial rows

* fix bug in from_networkx and from_scipy_matrix

* revert per-col initializer change

* fix pickle utest

* minor fix

* jake's change

* new capsule tutorial

* capsule for new API

* fix deprecated API

* New tutorial and example

* investigate gc problem

* add viz code

* new capsule tutorial

* remove ipynb

* move u_hat

* add link

* add requirements.txt

* remove ani.save

* update ci to install requirements

* add graphviz