Split header file and fixed compilation errors

llvm/projects/.gitignore

llvm/projects/hpvm-tensor-rt/CMakeLists.txt

...pvm-tensor-rt/tensor_runtime/include/approx_techniques2.h

...cts/hpvm-tensor-rt/tensor_runtime/include/configuration.h

...jects/hpvm-tensor-rt/tensor_runtime/include/device_math.h

...hpvm-tensor-rt/tensor_runtime/include/functional/common.h

.../hpvm-tensor-rt/tensor_runtime/include/functional/map.cuh

...vm-tensor-rt/tensor_runtime/include/functional/reduce.cuh

...jects/hpvm-tensor-rt/tensor_runtime/include/global_data.h

...pvm-tensor-rt/tensor_runtime/include/hpvm-rt-controller.h

llvm/projects/hpvm-tensor-rt/tensor_runtime/src/common.cpp

...jects/hpvm-tensor-rt/tensor_runtime/src/configuration.cpp

...projects/hpvm-tensor-rt/tensor_runtime/src/device_math.cu

...projects/hpvm-tensor-rt/tensor_runtime/src/global_data.cc

.../hpvm-tensor-rt/tensor_runtime/src/hpvm-rt-controller.cpp

...s/hpvm-tensor-rt/tensor_runtime/src/img_tensor_runtime.cu

...ts/hpvm-tensor-rt/tensor_runtime/src/img_tensor_utils.cpp

...rojects/hpvm-tensor-rt/tensor_runtime/src/tensor_utils.cu