Git 安装配置处理方案
Debian/Ubuntu Git 安装命令为：
$ apt-get install libcurl4-gnutls-dev libexpat1-dev gettext \
libz-dev libssl-dev
$ apt-get install git
Centos/RedHat 安装命令为：
$ yum install curl-devel expat-devel gettext-devel \
openssl-devel zlib-devel
$ yum -y install git-core