* add dropout npu op

* fix bugs

* add unittest

* fix bugs

* support 1-D input

* change ScatterAdd to EmbeddingDenseGrad in lookup_table NPU op

* EmbeddingDenseGrad only supports dim 32

* fix shape error

* softmax mask fuse upper triangle

* cover not implemented cpu code

* remove check on kwargs

* refine code, reuse commom function

* Use CBLAS for SelectedRows elementwise add operation. It's faster.

* template compilation fix

* reverted template compilation fix

* slimmed template compilation fix
Co-authored-by: NAdam Osewski <adam.osewski@intel.com>

* opt dygraph python code, test=develop

* refine, test=develop

* fix vector overflow

* refine code

* refine ut

* PTQ save quantized model

* Wrap simulated layer

* post process the inference model

* correct conditions of gather in opteller

* test=develop

* test=allcase

* fix error for no python coverage data

* delete the function of saving layer object.

* edit doc of paddle.save/load and polish error message

* opt dygraph python API, test=develop

* Fix unbind bug in manipulation.py

* add num_iters in fit/evalate, test=develop

* Fix test_jit_save_load random failure.

* Since CI is not activated, recommit the code.

* delete temp file.

* NpuOpRunner supports host tensor as input

* fix compile issue

* added prelu bf16/fp32 fwd/bwd kernel

* added checking if md uses blocking format

* minor change

* removed unnecessary line