fix complie error in vs2013
fix complie error in vs2013

Allardvm/LightGBM,henry0312/LightGBM,huanzhang12/LightGBM,microsoft/LightGBM,cbecker/LightGBM,cbecker/LightGBM,Allardvm/LightGBM,microsoft/LightGBM,henry0312/LightGBM,Allardvm/LightGBM,cbecker/LightGBM,Laurae2/LightGBM,wxchan/LightGBM,wxchan/LightGBM,Allardvm/LightGBM,huanzhang12/lightgbm-gpu,wxchan/LightGBM,wxchan/LightGBM,Laurae2/LightGBM,Laurae2/LightGBM,Allardvm/LightGBM,fstonezst/LightGBM,microsoft/LightGBM,sightmachine/LightGBM,huanzhang12/lightgbm-gpu,sightmachine/LightGBM,fstonezst/LightGBM,sightmachine/LightGBM,huanzhang12/LightGBM,fstonezst/LightGBM,olofer/LightGBM,olofer/LightGBM,huanzhang12/lightgbm-gpu,olofer/LightGBM,henry0312/LightGBM,olofer/LightGBM,huanzhang12/lightgbm-gpu,henry0312/LightGBM,cbecker/LightGBM,wxchan/LightGBM,huanzhang12/LightGBM,microsoft/LightGBM,henry0312/LightGBM,Laurae2/LightGBM,huanzhang12/lightgbm-gpu,fstonezst/LightGBM,huanzhang12/LightGBM,microsoft/LightGBM,sightmachine/LightGBM,Laurae2/LightGBM,olofer/LightGBM,huanzhang12/LightGBM,fstonezst/LightGBM