* [LITE][DOC] Enhance OpenCL Doc. test=develop, test=document_fix

* fix opencl doc. test=develop, test=document_fix

* add note in source compile. test=develop, test=document_fix

* fix: fix nlp ops input and output type
* fix: add elementwise x_dims>y_dims case

* Fix act bug for opencl kernel. test=develop

* add print ActToStr. test=develop

* remove print code. test=develop

* Fix memory_resuse for opencl. test=develop

* remove useless code. test=develop

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add opencl kernel build list; set num cores to build opencl in ci_build.sh and build.sh. test=develop (#3081)

* scale support int32 input

* test=devellop

* add cl file into resulted lib test=develop

* test=develop

* test=develop

* add grid sampler

* reset act

* fix conflict and readme, test=develop

* fix ios v8 run error

* fix grid_sampler compute error. test=develop

* fix exp act run error, test=develop

* fix format, test=develop

fix test_tools

* [NPU] support fill_constant and fill_constant_batch_size_like op bridge and uts

* fix leakyrelu and tanh compute error, test=develop

* delete extra file, test=develop

* reset act

* fix conflict and readme, test=develop

* fix ios run error, test=develop

* [mobile][opencl] increase male2fe gan model

* element mul d3

* remove useless initempty image in transpose2 ,test=develop

* update test ,test=develop

* [LITE][OPENCL] Support video-sr feature using OpenCL FP16 Image. test=develop

* optimize image2d_to_buffer_with_post255. test=develop

* add def debug in cl kernel. test=develop

* remove conv image code in conv buffer. test=develop

* Update benchmark to support setting model and param filename

* add sequence_conv op and arm kernel

* add test, test=develop

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* modify code style. test=develop

* fix ut, test=develop

* delete unused code, test=develop

[LITE][OPENCL] add op bilinear_interp; fix output size error of op nearest_interp when scale == 0 (#3034)

* [LITE][OPENCL] add op bilinear_interp; fix output size error of op nearest_interp when scale == 0

* [LITE][OPENCL]fix codestyle

* [LITE][OPENCL][Image] fix concat 3dims issue ,success nanoyolo ,test=develop

* [LITE][OPENCL][Image] fix concat 3dims issue ,success nanoyolo,remove debug codes ,test=develop

* replace vlog with log in pool, add each run duration print in test. test=develop

* change layout file path. test=develop

* fix act, layout image kernel. test=develop

* fix spell error. test=develop

* remove clfinish in act, concat, layout, nearest_interp. test=develop

* add RELU macro define in fc opencl kernel. test=develop

* add cpu_ref print in activation opencl kernel.test=develop

* fix layout ut. test=develop

* replace log with vlog. test=develop

* fix get output. test=develop