* 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

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

* merge cl kernels into so

* restore pre-commit

* add test class to verify single op in a net

* fix private member error

* add auto debug tools

* fix style

* [TEST] add gesture model for test

* optimize GPU conv performance and structure

* add CL macro for test_conv_gpu

* fix build failure

* FPGA refactor

* disable FPGAKD

* recover misdeleted code segment