* Remove the NGraph engine from PDPD repository
1. Each operator was removed from the operator's directory
2. Each test was removed from the unittest directory
3. The parallel executor support was removed from the PDPD
4. The CMake file was removed from the PDPD
5. The NG flags were removed from the repository
test=develop

* Remove ngraph from:
1. Cmake file
2. Python file
test=develop

error message enhancement for repeated fc

fill op error message enhancement

* polish api program error message, test=develop

* fix condition error, test=develop

* fix test prune error, test=develop

* fix coverage problem, test=develop

test=develop

Revert "[Paddle-TRT] Add hard_sigmoid and hard_swish support(support MobilenetV3) (#23536)", test=develop (#23642)

This reverts commit cdc6d4e2.

* Integrate matmul with cpu_quantize_pass

test=develop

* Add matmul checking scales

test=develop

* Change condition of matmul quantization

test=develop

* Remove redundant var

test=develop

* change the cmake and apis of lite engine, test=develop

* change the cmake of lite engine, test=develop

* OP (recurrent) error message enhancement

* Op (Scope) error message enhancement test=develop

* add hard_sigmoid trt op converter

* add hard_swish op converter and plugin. test=develop

* add full_like op. test=develop

* add dygraph support. test=develop

* increase coverage. test=develop

* Add a function to update FLAGS

test=develop

* Add a function to update FLAGS

test=develop

* expr flags

* Add a function to update FLAGS

test=develop

* distinguish public/private vars, test=develop

* fix windows issues, test=develop

* expr flag

* Add functions to get and set FLAGS

test=develop

* Add functions to get and set FLAGS

test=develop

* Add functions to get and set FLAGS

test=develop

* Add functions to get and set flags

test=develop

* Add functions to get and set FLAGS

test=develop

* Add a function to update FLAGS

test=develop

* Add a function to update FLAGS

test=develop

* Add functions to get and set flags in Paddle

test=develop
Co-authored-by: Nsneaxiy <sneaxiy@126.com>

* add randint op

* Make optimizer consistent in dygraph and static-graph and remove some LOG-INFO

* add support for value tensor support of fill_constant Op

* add index_sample op

* add paddleboxdatafeed
* add ifdef linux and boxps
* add untest for datafeed
* fix untest of test_paddlebox_datafeed
* fix untest
* rename function

* static model runner basic implement, test=develop

* add run program op to execute loaded program, test=develop

* refactor static model runner & run program op, test=develop

* reset engine.cc to resolve conflict

* adapt the change of dygraph double grad, test=develop

* refactor impl to solve control flow error, test=develop

* clear debug code, test=develop

* fix ci str compatible error & checkout dygraph grad maker & add example, test=develop

* hide api & add op test, test=develop

* fix run program op test places error, test=develop

* fix program by review comment, test=develop

* delete change var desc name, test=develop

* fix other program by review comment, test=develop

* remove _static_graph_guard, test=develop

* add selectedrows test, test=develop

* remove desc parser, test=develop

* fix detail program, test=develop

* change socpe create & add test, test=develop

* fix inplace_abn windows compile error. test=develop

This reverts commit abe3e690.
test=develop

* Add the sum op to API 2.0, test=develop
* Fix the import meesage in common_ops_import

* refine the doc of paddle_api.h, test=develop

* fix documents, test=develop