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

* implement n-fold quantification

* fix fpga ci build error. test=develop

* fix fpga ci build error. test=develop

* refine toolchain test=develop

* fix wrap compilation error

* fix yolov3 armv8 compilation test=develop

* revert to armv7 as default test=develop

* fix fpga compilation test=develop

* [test=develop]1.fix crash when gpu op scale&elementwise_add input dim size equal 2
2.add gpu op mul

* fix code style test=develop

* enable fast test compilation && push opencl kernels by run.py

* merge cl kernels into so

* restore pre-commit