Updated to archiver 2.9

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1642475 13f79535-47bb-0310-9956-ffa450edef68
Upped archiver to 2.9

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1642477 13f79535-47bb-0310-9956-ffa450edef68
[MPMD-165] target/site/pmd.html created with invalid charset=${outputEncoding}

Contributed-by: Andreas Dangel

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1642483 13f79535-47bb-0310-9956-ffa450edef68