Change to histogram label formatting in go/stats/timings.go.
Updating histogram labeling and formatting.
Refactor mysqlctl for GTID support.
Reverting to state of main vitess repo.
Really reverting this time.
Check for nil GTID in Marshal/Unmarshal.
Fix BinlogInfo() for GTID.
Support JSON marshal/unmarshal of GTIDField.
Refactor binlog package for GTID support.
Updating histogram labeling and formatting in debug variable output.
Add MustParseGTID to create GTIDs when no errors are expected.
Update wrangler package for GTID refactor.
Update vt/worker for GTID refactor.
Add synchronized GetLastGTID() method.
Update vt/tabletmanager for GTID refactor.
parser: execution.go -> planbuilder module
Merge pull request #67 from apmichaud/histograms

Updating histogram labeling and formatting in debug variable output.
Update vt/tabletserver for GTID refactor.
Update vttablet status for GTID refactor.
Move GTID flavors to proto package.