update readme
update readme

Based on the local setup we went through tonight, this should get
someone started.

communityshare/communityshare,seanastephens/communityshare,communityshare/communityshare,seanastephens/communityshare,seanastephens/communityshare,seanastephens/communityshare,communityshare/communityshare,communityshare/communityshare