add boost dependency into CMakeList
add boost dependency into CMakeList

huanzhang12/lightgbm-gpu,huanzhang12/lightgbm-gpu,huanzhang12/LightGBM,huanzhang12/lightgbm-gpu,huanzhang12/LightGBM,huanzhang12/LightGBM,huanzhang12/LightGBM,huanzhang12/lightgbm-gpu,huanzhang12/lightgbm-gpu,huanzhang12/LightGBM