[MASSEMBLY-711] Add support for generating XZ compressed tarballs (.tar.xz)

Submitted-by: Mat Booth <mat.booth@redhat.com>

This closes #99

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1773447 13f79535-47bb-0310-9956-ffa450edef68
7 files changed
tree: f54b4c1f002f264a7f5960122295dab6ab85acb9
  1. .gitignore
  2. deploySite.sh
  3. integration-test-archetype/
  4. pom.xml
  5. src/