* only save py37 of docker in release version

* fix release16 errors

* delete extra python in ubuntu18

* install vim in ubuntu18

* fix little bugs

* fix whl package message

* support cuda11.2 and using gcc5.4 in cuda10.1

* fix manylinux py36 bug

* support cuda11.2

* fix python36 pip version problem in ubuntu

* save cuda11.0

* support python39 and delete python35

* support python39 in Dockerfile.centos

* fix ubuntu18 bug

* update Dockerfile.ubuntu setuptools

* fix centos py39 errors

* fix centos py39 error2

* update develop whl package name

* distingush cpu and gpu name

* fix ref_gcc

* change whl name

* upgrade gcc 4.8 to 5.4 in ubuntu_dev

* update gcc4.8 to 5.4 in centos

* Upgrade pip from 18.0 to 20.0.1

* change 2.1.0_dev0 to 2.1.0.dev0 in gpu version

* graph engine demo

* upload unsaved changes

* fix dependency error

* fix shard_num problem

* py client

* remove lock and graph-type

* add load direct graph

* add load direct graph

* add load direct graph

* batch random_sample

* batch_sample_k

* fix num_nodes size

* batch brpc

* batch brpc

* add test

* add test

* add load_nodes; change add_node function

* change sample return type to pair

* resolve conflict

* resolved conflict

* resolved conflict

* separate server and client

* merge pair type

* fix

* resolved conflict

* fixed segment fault; high-level VLOG for load edges and load nodes

* random_sample return 0

* rm useless loop

* test:load edge

* fix ret -1

* test: rm sample

* rm sample

* random_sample return future

* random_sample return int

* test fake node

* fixed here

* memory leak

* remove test code

* fix return problem

* add common_graph_table

* random sample node &test & change data-structure from linkedList to vector

* add common_graph_table

* sample with srand

* add node_types

* optimize nodes sample

* recover test

* random sample

* destruct weighted sampler

* GraphEdgeBlob

* WeightedGraphEdgeBlob to GraphEdgeBlob

* WeightedGraphEdgeBlob to GraphEdgeBlob

* pybind sample nodes api

* pull nodes with step

* fixed pull_graph_list bug; add test for pull_graph_list by step

* add graph table;name

* add graph table;name

* add pybind

* add pybind

* add FeatureNode

* add FeatureNode

* add FeatureNode Serialize

* add FeatureNode Serialize

* get_feat_node

* avoid local rpc

* fix get_node_feat

* fix get_node_feat

* remove log

* get_node_feat return  py:bytes

* merge develop with graph_engine

* fix threadpool.h head

* fix

* fix typo

* resolve conflict

* fix conflict

* recover lost content

* fix pybind of FeatureNode

* recover cmake

* recover tools

* resolve conflict

* resolve linking problem

* code style

* change test_server port

* fix code problems

* remove shard_num config

* remove redundent threads

* optimize start server

* remove logs

* fix code problems by reviewers' suggestions
Co-authored-by: NHuang Zhengjie <270018958@qq.com>
Co-authored-by: NWeiyue Su <weiyue.su@gmail.com>
Co-authored-by: Nsuweiyue <suweiyue@baidu.com>
Co-authored-by: Nluobin06 <luobin06@baidu.com>
Co-authored-by: Nliweibin02 <liweibin02@baidu.com>

* support cuda11 and delete gcc8.2 in cpu version

* change method

* fix pip

* change 11 to 11.0

* fix trt plugin clone and initialize bugs

* fix unit test error

* enable trt in ci py3

* update unittest timeout

* fix cc version

* fix

* add readme in whl package

* [ROCM] update fluid platform for rocm35 (part1), test=develop

* address review comments, test=develop

* clean dockerfile

* clean dockerfile

* [ROCM] add rocm 3.5 and 3.9 dockefile, test=develop

* [ROCM] update rocm bin path, test=develop

* [ROCM] add dockerfile for rocm 3.5 amd 3.9, test=document_fix

* [ROCM] fix code stype failure, test=document_fix

* 01:Modify the shell script according to the specification

* 01:Modify the shell script according to the specification

test=develop

* update dockerfile

* update dockerfile

* update dockerfile

* update dockerfile

* add opencv in ci

* update cidockerfile

* test nccl

* fix diff

* fix dockerfile

* update ubuntu nccl2.7.8

* update ubuntu nccl2.7.8

* update gcc8 in python3 ci docker

* change cuda 10.2

* update cudnn8

* nvidia error cuda10.2-cudnn8-centos6 images

* fix third cache

* Fix pip2 opencv-python version

* opencv-python==4.2.0.32

* fix whell version