better metrics without shelling out - need to fix the treemap task to work on vesta
better metrics without shelling out - need to fix the treemap task to work on vesta

git-svn-id: d8f3215415546ce936cf3b822120ca56e5ebeaa0@966782 13f79535-47bb-0310-9956-ffa450edef68

liamchristopher/buildr,apache/buildr,mariusk/buildr-kawa,jpcaruana/buildr,jpcaruana/buildr,apache/buildr,liamchristopher/buildr,liamchristopher/buildr,liamchristopher/buildr,mariusk/buildr-kawa,apache/buildr,stewi2/buildr,jpcaruana/buildr,jpcaruana/buildr,apache/buildr,stewi2/buildr,mariusk/buildr-kawa,stewi2/buildr,stewi2/buildr