build.gradle

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

buildscript {
    repositories {
        jcenter()
        google()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.1.0'
        classpath ('com.jakewharton:butterknife-gradle-plugin:8.5.1')
        classpath 'com.novoda:bintray-release:0.4.0'
        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        jcenter()
        google()
        maven {
            url "https://jitpack.io"
        }
        maven {
            url "http://dl.bintray.com/lukaville/maven"
        }
        maven {
            url "http://mvn.gt.igexin.com/nexus/content/repositories/releases/"
        }
        maven {
            url "https://dl.bintray.com/drummer-aidan/maven"
        }
    }
}
ext {
    compileSdkVersion = 27
    buildToolsVersion = "27.0.3"
    minSdkVersion = 18
    targetSdkVersion = 22
    supportVersion = "27.1.1"
    butterlevel="8.5.1"
}
task clean(type: Delete) {
    delete rootProject.buildDir
}