Credit: takagen99
Commit: e2d040d24066de71cb885d8b3791716e40d0cc3b
Changelog:
xwalk_shared_library改为本地依赖 By NaclFire (#159)
* xwalk_shared_library改为本地依赖
SDK改为28，太高导致go代理无法运行
* xwalk_shared_library已无法下载，改为本地依赖
调整repositories的依赖顺序
* xwalk_shared_library改为本地依赖