Error:(2, 0) Plugin with id ‘com.github.dcendents.android-maven‘ not found

buildscript {
    repositories {
        jcenter()
    }
    dependencies {
        classpath ‘com.android.tools.build:gradle:1.5.0‘
        //1.自动化maven打包插件
            classpath ‘com.github.dcendents:android-maven-gradle-plugin:1.3‘
        //2.自动上传至Bintray平台插件
        classpath "com.jfrog.bintray.gradle:gradle-bintray-plugin:1.0"
        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

classpath ‘com.github.dcendents:android-maven-gradle-plugin:1.3‘

classpath "com.jfrog.bintray.gradle:gradle-bintray-plugin:1.0"