title: APK build fails when compiling with 'net.lingala.zip4j:zip4j:1.3.2'
body: <p>Getting the following error when trying to build the APK. </p>
  
  <blockquote>
    <p>Error:Execution failed for task
    ':app:transformClassesWithJarMergingForDebug'.
     com.android.build.api.transform.TransformException: java.util.zip.ZipException: duplicate entry:
    net/lingala/zip4j/core/HeaderReader.class</p>
  </blockquote>
  
  <p>My gradle looks like this:</p>
  
  <pre><code>apply plugin: 'com.android.application'
  
  android {
      compileSdkVersion 25
      buildToolsVersion "24.0.2"
      defaultConfig {
          multiDexEnabled true
          applicationId "com.test.myapp"
          minSdkVersion 15
          targetSdkVersion 25
          versionCode 1
          versionName "1.0"
          testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
      }
        buildTypes {
          release {
              minifyEnabled false
              proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
          }
          lintOptions {
              checkReleaseBuilds false
              abortOnError false
          }
      }
  }
  
  dependencies {
      compile fileTree(include: ['*.jar'], dir: 'libs')
      androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
          exclude group: 'com.android.support', module: 'support-annotations'
      })
      compile 'com.android.support:appcompat-v7:25.0.0'
      testCompile 'junit:junit:4.12'
      compile 'net.lingala.zip4j:zip4j:1.3.2'
      compile 'eu.chainfire:libsuperuser:1.0.0.+'
      compile 'com.android.support:multidex:1.0.0'
  }
  </code></pre>