Add it to your build.gradle with:
allprojects {
repositories {
jcenter()
maven { url "https://jitpack.io" }
}
}
Step 2. Add the dependency
dependencies {
implementation 'com.android.support:appcompat-v7:26.1.0'
implementation 'com.android.support:design:26.1.0'
implementation 'com.google.android.gms:play-services-ads:8.3.0'
implementation "com.github.tony19:logback-android:1.1.1-3"
implementation 'org.slf4j:slf4j-api:1.7.5'
implementation "android.arch.lifecycle:extensions:1.1.1"
annotationProcessor "android.arch.lifecycle:compiler:1.1.1"
implementation 'com.github.aucd29:common:2.0.5'
}