Add riak_ensemble to reltool.config
Add riak_ensemble to reltool.config

DavidAlphaFox/riak,authbox-lib/riak,amyvmiwei/riak,glickbot/riak,laurenrother/riak,elkingtonmcb/riak,biddyweb/riak,yangchengjian/riak,GabrielNicolasAvellaneda/riak,basho/riak