* update proposal and psroipool kernel file in FPGA V2 track

* update, test=develop

* update FPGA v2 pe cpp file and ew kernel files, test=develop

* fix a bug of sigmoid kernel in FPGA v2 track, test=develop

* fix bugs of concat, reshape and slice op and add usleep in fpga regpoll, test=develop

* add interupt clear operation before op compute in FPGA V2 track, test=develop

* fix a bug in ewadd in FPGA v2, test=mobile

fix bugs of concat, reshape and slice op and add usleep in fpga regpoll, test=develop，  close #2501 (#2502)

* update proposal and psroipool kernel file in FPGA V2 track

* update, test=develop

* update FPGA v2 pe cpp file and ew kernel files, test=develop

* fix a bug of sigmoid kernel in FPGA v2 track, test=develop

* fix bugs of concat, reshape and slice op and add usleep in fpga regpoll, test=develop

* add interupt clear operation before op compute in FPGA V2 track, test=develop

* fix “CL_INVALID_KERNEL_ARGS ” error， test=develop

* fix height = 1 error in superresolution model, test=develop

* fix error

* update proposal and psroipool kernel file in FPGA V2 track

* update, test=develop

* update FPGA v2 pe cpp file and ew kernel files, test=develop

* fix a bug of sigmoid kernel in FPGA v2 track, test=develop

* update proposal and psroipool kernel file in FPGA V2 track

* update, test=develop

* update FPGA v2 pe cpp file and ew kernel files, test=develop

optimise conv 1x1 ... ,test=develop (#2388)

update FPGA v2 kernel file including proposal， sigmoid and anchor generator, test=develop  Closes #2369 (#2370)

* update proposal and psroipool kernel file in FPGA V2 track

* update, test=develop

* add mem opt option for high api ,test = develop

* fix is_lod params && test-performance ,test=develop

* fix useless init emptyimage , test = develop

* delete remaining opencl headers test=develop

* checkout specific commit for opencl headers test=develop

* add opencl headers by git clone test=develop

* add opencl headers by git clone test=develop

* add mem opt option for high api ,test = develop

* fix is_lod params && test-performance ,test=develop

* add GPU_CL for test_net_benchmark.

* test compile

* fix mobile build error

* optimise conv 1x1 ,test=develop

* add test_performance test

1. improve n-fold quantification algorithm by introducing a minimal size for each fold. 2. automatically search for best n for n-fold algorithm. (#2167)

* 1. add quantification_fold parameter. 2. support quantification test in run.py.

* implement n-fold quantification

* open cl mem optimise, split with cpu codes.
fix a bug when some memory is not equal 4 .

* open cl mem optimise, split with cpu codes.   fix a bug when some memory is not equal 4  fix bad des

* get opencl kernel_work_group_size and set local_work_group_size for conv and conv_trans kernel of GAN, test=develop

* fix fpga CI error, test=develop

* fix fpga CI error, test=develop

* auto set local work group size according to devices

* Optimal OPENCL conv_trans_7x7 Performance , test=develop

* fix CI error, test=develop

* fix fpga ci build error. test=develop

* fix fpga ci build error. test=develop

* fix new_scale & new_bias crash test=develop

* fix new_bias & new_scale in GPU test=develop