fixed "Cannot find the packaged file - Too many matches" error

quick fix for mvn package failures:
ERROR] Cannot find the packaged file - Too many matches
[ERROR] 	 /home/attr/web-play/target/scala-2.10/app-web-play_2.10-1.0.0-SNAPSHOT-javadoc.jar
[ERROR] 	 /home/attr/web-play/target/scala-2.10/app-web-play_2.10-1.0.0-SNAPSHOT-sources.jar
[ERROR] 	 /home/attr/web-play/target/scala-2.10/app-web-play_2.10-1.0.0-SNAPSHOT.jar