queryservice: support qualified column names for update statements
Merge branch 'vtocc'
queryservice: log normal errors as warning

Since normal errors are common, it's better to log them
as warning.
queryservice: queryz fixes

Fix queryz (and querylogz) so long queries can wrap.
Also fix a coloring bug.
Rewrite srv_topo_server_test to be table driven.
Merge branch 'master' of github.com:youtube/vitess
Save the original value return by GetEndPoints in ResilientSrvTopoServer.
Merge branch 'vtgate-status'
Fix typo.
Merge branch 'master' into replication