1.Intellij idea配置scala开发环境
解决Plugin Scala was not installed: No route to host
Plugin Scala was not installed: connect timed out
Plugin Scala was not installed: Cannot download ‘http://plugins.jetbrains.com/files/1347/27110/scala-intellij-bin-2016.2.1.zip‘: Connection reset
, response: 200 OK
前提是已经正确安装了Intellij idea，scala，jdk。
1.1.在欢迎界面中，点击configure–plugins
1.2.在搜索框中输入scala–Search in repositories
2.错误，无法下载scala插件
Plugin Scala was not installed: No route to host
Plugin Scala was not installed: connect timed out 
Plugin Scala was not installed: Cannot download ‘http://plugins.jetbrains.com/files/1347/27110/scala-intellij-bin-2016.2.1.zip‘: Connection reset
, response: 200 OK 
2.1.解决，下载地址：
官网下载地址
[百度网盘下载scala-intellij-bin-2016.2.1.zip]链接: https://pan.baidu.com/s/1o77jwG6 密码: rd95
2.2.通过本地安装
