NPE if developer's id is missing. git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@386392 13f79535-47bb-0310-9956-ffa450edef68
NPE if developer's id is missing. git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@386392 13f79535-47bb-0310-9956-ffa450edef68