* api clean

* update API.spec

* "cherry picked cpp tests"

* "cherry picked"

* "cherry picked tests"

* "merge develop branch"

* "add gradient register"

* "make some enhance"

* "better format"

* "fix typo"

* "fix reuse"

* "fix get expected kernel"

* "change the mkldnn code"

* "fix mkldnn"

* "fix mkldnn failed test"

* "add comment"

add conv2d trt converter

fix warning

* reopen test_parallel_executor_transformer

* save the CPU runing time

Fix bug in cudnn_determistic

Add transformer dist test and factor out some common utils.

* Introduced by #11205

compress the fluid.tgz

Exception Holder

Fix tests on gcc482

Add profiler to pserver

* "rewrite the test case"

* "follow comment"

* "remove inplace in single op"

* "fix ci"

* "add transpiler case"

* fix conflict

* "fix reshape"

* "delete reshape inplace attr"

* "follo the comments"

* "rerun ci"

fix mac build of graph_executor

Merge branch 'fix-mac-build-graph_executor' of ssh://github.com/jacquesqiao/Paddle into add-profiler-to-pserver