GitLab

* add rtfd

* rrr

* update

* change env

* temp fix

* update

* fix

* fix

* add

* conf

* Move file_pattern from Makefile to conf.py

* remove yml

* fix

* fix

* fix

* fix

* remove yml

* remove yml

* add doc docker

* add dgl install script

* change name

* change dockerfile

* fix

* name

* add

* fix

* fix

* fix

* fix

* fix docker

* delete sphinx.py for doc-build backend

* Add softmax to test backend

* Add group apply function and tests

* Delete unnecessary file

* Update comments and test

* Fix lint

* remove unused bucketing code

* group apply edge bucketing code

* gen degree bucket schedule for group apply edge

* schedule and graph code

* fix compiling

* fix

* fix lint

* naming

* harder test case

* fix comments

* more comments

* tweak function name