title: Program type already present during compile
body: <p>I have some strange situation during build time.
  Here is message: </p>
  
  <blockquote>
    <p>Program type already present: org.simpleframework.xml.Attribute</p>
  </blockquote>
  
  <pre><code>dependencies {
      implementation 'com.android.support:multidex:1.0.1'
      implementation 'com.android.support:appcompat-v7:25.4.0'
      implementation 'com.google.android.gms:play-services:11.8.0'
      implementation 'com.google.gms:google-services:3.3.1'
      implementation 'com.facebook.fresco:fresco:0.6.0'
  
      implementation files('libs/activation.jar')
      implementation files('libs/additionnal.jar')
      implementation files('libs/mail.jar')
  
      implementation project(':CouponingModule')
      implementation 'com.google.firebase:firebase-messaging:11.8.0'
      // https://mvnrepository.com/artifact/org.simpleframework/simple-xml
      implementation('org.simpleframework:simple-xml:2.7.1') {
          exclude group: 'stax', module: 'stax-api'
          exclude group: 'xpp3', module: 'xpp3'
      }
  }
  </code></pre>