plexus utils 3.0.15

git-svn-id: https://svn.apache.org/repos/asf/tomcat/maven-plugin/trunk@1539219 13f79535-47bb-0310-9956-ffa450edef68
[MTOMCAT-161] add a filter to exclude some files from jars when building self executable war/jar

git-svn-id: https://svn.apache.org/repos/asf/tomcat/maven-plugin/trunk@1539220 13f79535-47bb-0310-9956-ffa450edef68
cleanup unused dependencies

git-svn-id: https://svn.apache.org/repos/asf/tomcat/maven-plugin/trunk@1539222 13f79535-47bb-0310-9956-ffa450edef68