fix link is wrong the of how to install Nproxy
fix link is wrong the of how to install Nproxy

gejiawen/nproxy,jiangzhonghui/nproxy,goddyZhao/nproxy,stephane-tessier/nproxy,bigfactory/nproxy-plus,gejiawen/nproxy2,umissthestars/nproxy,strt/nproxy