fix #99. support list series
fix an error message
some log statements
Merge branch 'master' into fix-140

Conflicts:
	src/engine/engine_test.go
	src/server/server.go
Make cluster config the keeper of the local server id. Fix wait logic for cluster config to be initialized.
Add isAdmin support to creating a new user.
Whoops, add coordinator code to switch local server id to be stored only in the cluster config.
Add test for delete replication.
Add test for list series.
Added test for replication replay on failure.
Add test for replication replay on failures for delete queries
Add test to ensure column names are returned correctly in distributed queries.
Add test for selecting from a regex in a cluster
remove the server test in /server since everything lives in integration now
Remove extraneous stuff from client server test that was causing coordinator test suite to freeze.
Remove the cluster server reference in raft server since it was extraneous
Fix engine test to work with new interface.
Start protobuf server in coordinator test. Still have failing tests here though.