Error:Execution failed for task ':app:transformResourcesWithMergeJavaResForDebug'.
com.android.build.api.transform.TransformException: com.android.builder.packaging.DuplicateFileException: Duplicate files copied in APK META-INF/maven/com.squareup.okio/okio/pom.xml
File1: /Users/yunhwa/Documents/androidstudio/cfbchina/app/libs/okio-1.6.0.jar
File2: /Users/yunhwa/.gradle/caches/modules-2/files-2.1/com.squareup.okio/okio/1.6.0/98476622f10715998eacf9240d6b479f12c66143/okio-1.6.0.jar
File3: /Users/yunhwa/Documents/androidstudio/cfbchina/app/build/intermediates/exploded-aar/cfbchina/PushSDK/unspecified/jars/classes.jar
File4: /Users/yunhwa/Documents/androidstudio/cfbchina/app/build/intermediates/exploded-aar/cfbchina/meiqiaSdk/unspecified/jars/classes.jar
