Cannot access android.support.v7.app.AppCompatActivity_guanyingcao的专栏

这个bug简单记录下，升级新版本sdk造成，调整如下：

android = [
        compileSdkVersion: 28,
        buildToolsVersion: "27.0.3",
        minSdkVersion    : 15,
        targetSdkVersion : 28,
        versionCode      : 2,
        versionName      : "1.0.0"
]

version = [
        androidSupportSdkVersion: "28.0.0-alpha3"
]android = [