deal with case where another server in the replcation set is already
initiated, and connect to it for config because we don't have a local
config yet. however, still support if our current server is already initialized
feed Mongo::ReplSetConnection.new the array of servers its expecting
this isn't really an error if it's just returning the the result
Merge branch 'master' into jro-replicate_init_breaks_past_second_node

Conflicts:
	libraries/mongodb.rb
Bump version.