* back fl

* delete ssl cert

* .

* make warning

* .

* unittest paral degree

* solve unittest

* heter & multi cloud commm ready

* .

* .

* fix gloo compile warning

* adapt for nn fl-ps

* [XPU] update xdnn to 0906. test=kunlun

* [XPU] update xdnn to 0907. test=kunlun

* [Phi] fix phi compile option for jetson

* Update phi.cmake

* update brpc version;test=develop

* update xccl lib

* change user name to pass cla check

* [XPU] add some collective ops. test=kunlun

* use XPUOpTestWrapper. test=kunlun

* skip kl1 for collective ops. fix typo: deivce -> device. test=kunlun

* fix bug of adaptive pool2d_grad, *test=kunlun

* fix bug of adaptive pool2d_grad, *test=kunlun

* fix bug of adaptive pool2d_grad, *test=kunlun

* move mkldnn activation kernel

* fix compile bugs

* fix compile bugs

* deal with conflict

* fix compile bugs

* fix windows compile bugs

* mkldnn unittest fix

* change mutable to alloc

* fix unittest bugs

* modify code according comment

* add merged_momentum *test=kunlun

* add merged_momentum *test=kunlun

* add fp16 to merged_momentum,*test=kunlun

* c++ property deserialization

* fix for comment

* more error info

* fix exception info

* fix ci

* fix compile

* fix layer test ci

Co-authored-by: seemingwang <zsasuke@qq.com>
Co-authored-by: NDesmonDay <908660116@qq.com>
Co-authored-by: Nseemingwang <seemingwang@users.noreply.github.com>
Co-authored-by: NThunderbrook <a754913769@163.com>
Co-authored-by: Nxuewujiao <105861147+xuewujiao@users.noreply.github.com>
Co-authored-by: Nroot <root@yq01-sys-hic-k8s-v100-box-a225-0693.yq01.baidu.com>
Co-authored-by: NThunderbrook <52529258+Thunderbrook@users.noreply.github.com>
Co-authored-by: Nroot <root@yq01-inf-hic-k8s-a100-ab2-0009.yq01.baidu.com>
Co-authored-by: Nhuwei02 <53012141+huwei02@users.noreply.github.com>
Co-authored-by: Nyaoxuefeng <yaoxuefeng@baidu.com>
Co-authored-by: Nlxsbupt <luoxsbupt@163.com>
Co-authored-by: Nmiaoli06 <106585574+miaoli06@users.noreply.github.com>
Co-authored-by: Nroot <root@yq01-inf-hic-k8s-a100-ab2-0008.yq01.baidu.com>
Co-authored-by: Nchao9527 <33347532+chao9527@users.noreply.github.com>
Co-authored-by: Nqingshui <qshuihu@gmail.com>
Co-authored-by: Nyangjunchao <yangjunchao@baidu.com>

* support ninja

* fix mkldnn on windows

* fix mkldnn on windows up1

* up2

* up3

* fix gflags

* BUILD_BYPRODUCTS_OPTION -> BUILD_BYPRODUCTS_ARGS

* use CMAKE_COMMAND

* up x

* [XPU] add top_k op. test=kunlun

* [XPU] add top_k op. test=kunlun

* use PADDLE_ENFORCE_XDNN_NOT_NULL to check pointer. test=kunlun

* Replaced add_custom_command with add_custom_target in xpu_kp_cmake

* fix bug of elementwise_add_grad, *test=kunlun

* fix bug, *test=kunlun

* rm pooling_t, *test=kunlun

* fix bug of ew_add_grad when inplace, *test=kunlun

* back fl

* delete ssl cert

* .

* make warning

* .

* unittest paral degree

* solve unittest

* heter & multi cloud commm ready

* .

* .

* fl-ps v1.0

* .

* support N + N mode

* .

* .

* .

* .

* delete print

* .

* .

* .

* .

* fix bug

* .

* .

* fl-ps with coordinator ready

* merge dev

* update message parse only

* update fl client scheduler

* fix bug

* update multithreads sync

* fix ci errors

* update role_maker.py

* update role_maker.py

* fix ci error: windows py import error

* fix ci error: windows py import error

* fix windows ci pylib import error

* add dump fields & params

* try to fix windows import fleet error

* fix ps FLAGS error

*test=kunlun

* add xpu resnet_unit
*test=kunlun

* tmp
*test=kunlun

* update xccl lib
    * use separate streams for compute/comm on XPU
    * add broadcast op to xpu2_op_list

* build into one static library

* move memory/detail to memory/allocation

* fix bug

* fix profiler

* fix framework_proto

* fix deps

* fix inference compilation

* fix rocm compile

* follow comments

* fix buddy_allocator_test

* adapt mkldnn kernel in PHI

* fix ci compile bugs

* fix compile bugs

* fix compile bugs

* fix compile bugs

* fix compile bugs

* delete comment

* fix compile bugs in windows-inference

* delete code for converage

* modify code by review

* modify code by review

* add todo

* fix compile bugs

* fix compile bugs

* fix compile bugs

* fix unittest bugsx

* grid sampler op for xpu. test=kunlun

* update relu xdnn api. test=kunlun.

* rmsprop for xpu. test=kunlun

* minor fix (follow comments). test=kunlun