GitLab

* upd

* upd

* upd

* upd

* upd

* upd

* fix pinsage also

* upd

* upd

* upd
Co-authored-by: Ubuntu <ubuntu@ip-172-31-29-3.us-east-2.compute.internal>
Co-authored-by: Quan Gan <coin2028@hotmail.com>
Co-authored-by: Jinjing Zhou <VoVAllen@users.noreply.github.com>

* Update cluster GCN README

We do not need to build metis right now.
We can use builtin metis.

* Fix gcmc mxnet

* Fix graphwriter
Co-authored-by: Ubuntu <ubuntu@ip-172-31-68-185.ec2.internal>

Co-authored-by: Minjie Wang <wmjlyjemaine@gmail.com>

* init

* rm data

* README

* fix rating values that are not decimal

* rm stale codes

* small fix

* upd

* rewrite decoder

* fix many

* many fix; performance matched

* upd; handle sparse input

* upd

* address comments

* more docstring; download data automatically

* shared param mode