方法1:####
cocoaPods降级处理其实很简单，操作如下：
声明：我升级到了1.1.0测试版本#####
卸载当前版本：####
sudo gem uninstall cocoapods
下载旧版本####
sudo gem install cocoapods -v 1.0.1
方法2:####
输入#####
gem uninstall cocoa pods
输出
Select gem to uninstall:
- cocoapods-0.32.1
- cocoapods-0.33.1
- cocoapods-0.36.0.beta.2
- cocoapods-0.38.2
- cocoapods-0.39.0
- cocoapods-1.0.1
- All versions
出现 >#####
选择对应版本的数字 > 6#######
Successfully uninstalled cocoapods-1.0.0
PROMPT> gem install cocoapods -v 0.39.0
Successfully installed cocoapods-0.39.0
Parsing documentation for cocoapods-0.39.0
Done installing documentation for cocoapods after 1 seconds
1 gem installed=
查看版本信息
PROMPT> pod --version
1.0.1
