init nezha plugin

plugins/nezha/install.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
+export PATH
+
+curPath=`pwd`
+rootPath=$(dirname "$curPath")
+rootPath=$(dirname "$rootPath")
+serverPath=$(dirname "$rootPath")
+
+install_tmp=${rootPath}/tmp/mw_install.pl
+
+action=$1
+type=$2
+
+if [ "${2}" == "" ];then
+	echo '缺少安装脚本...' > $install_tmp
+	exit 0
+fi 
+
+if [ ! -d $curPath/versions/$2 ];then
+	echo '缺少安装脚本2...' > $install_tmp
+	exit 0
+fi
+
+sh -x $curPath/versions/$2/install.sh $1