dev-db/etcd/2.0.0-rc.1: add new package
sys-cluster/confd/0.7.1: add new package
build.sh: inherit ENV
dev-java/nexus/2.7.2: change url from /nexus-2.7.2 to /nexus
app-misc/elasticsearch/1.4.0: show log to console
dev-db/etcd/0.4.6: add new package