title: Error:Android Source Generator: [project] AndroidManifest.xml file not found
body: <p>i clone  <a href="https://github.com/couchbaselabs/couchbase-lite-tutorial-android.git" rel="nofollow noreferrer">couchbase-turorial</a>. But i got error in android studio AndroidManifest.xml not found. It is gradle project. I insert the following code</p>
  
  <pre><code> sourceSets {
      main {
          manifest.srcFile 'HelloWorld/HelloWorld/src/main/AndroidManifest.xml'
      }
  }
  </code></pre>
  
  <p>in build.gradle but it is not work. <a href="https://stackoverflow.com/questions/22553060/errorandroid-source-generator-randomproject-androidmanifest-xml-file-not-fou">this question</a> is very relevant. This is my <a href="https://github.com/couchbaselabs/couchbase-lite-tutorial-android/blob/master/HelloWorld/HelloWorld/build.gradle" rel="nofollow noreferrer">build.gradle</a></p>