Error:Failed to open zip file.
Gradle's dependency cache may be corrupt
(this sometimes occurs after a network connection timeout.)
Re-download dependencies and sync project (requires network)
Re-download dependencies and sync project (requires network)
解决办法:
Windows 平台：
C:\Users\你的用户名\.gradle
Mac 平台：
/Users/你的用户名/.gradle/
Linux 平台：
~/.gradle
删除掉 .gradle 文件及下面全部文件以便重新下载！
