Export SQLQueryStats so that StreamLogger consumers can read its properties.
Merge pull request #52 from plobsing/export-sqs

Export SQLQueryStats
Supporting table wildcards in GetSchema.

Using regexp syntax.
Also supporting them in binlog player, and in blacklisted tables.
Meaning we can use wildcards in vertical splits.

Also adding -table_names_only to 'vtctl GetSchema', so it's easy
to test a regexp.
Merge branch 'master' into replication
Fix VTGate flacky unit test
Merge branch 'master' of https://github.com/youtube/vitess
Better logging for diff worker so we figure out what's wrong.
More logging here too.
Fix VTGate handling of keyspace redirection
Fix VTGate handling of keyspace redirection
Update VTGate handling of keyspace redirection
Update VTGate handling of keyspace redirection
Merge branch 'master' of https://github.com/youtube/vitess
acl: Simple ACL framework
Fix integration test: vertical_split_vtgate.py
query service: policy checks for URLs

Also added a falllback policy that denies
all access if the requested policy could not
be found.
Merge branch 'master' into vtocc
Adding better logging.
Adding status display for binlog player inside vttablet.
Better comments.