关于报错：Failed to resolve: 'de.greenrobot:eventbus:2.4.0' 'de.greenrobot:greendao:2.1.0'等问题的解决办法

repositories

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
repositories {
jcenter()
}
dependencies {
classpath 'com.android.tools.build:gradle:1.2.3'

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

allprojects {
repositories {
jcenter()
mavenCentral()
}
}