// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
    repositories {
        google()
        jcenter()
        // 增加这行
        mavenCentral()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:8.1.0'
        classpath 'com.jakewharton:butterknife-gradle-plugin:10.2.1'

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        google()
        jcenter()
        maven {url "https://jitpack.io"}
        maven {url 'https://maven.google.com'}
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}