fix #457. Deleting from capitalized time series doesn't work
don't try to get the last log entry if there aren't any
fix GetQueryString() for select queries with regex
Test for correct sequence number assignment when interpolating series names in continuous queries with a group by clause.
Test the sequence numbers more explicitly.
Condense test case.
Fix #458. Correct sequence number calculation during continuous query interpolation.
Fix #267. Allow series names to be escaped
update the changelog
Fix #466 - allow any characters in column names.
Fix #447. Update username validation to only disallow %.
Update CHANGELOG.md
Update CHANGELOG.md
Fix #471. User should be able to update permissions
We don't need to repeat the command name all over the place
just write as root in the test
Use prefix trees instead of hashmaps to keep the engine state
commit all series in one request
fix a brittle test
Don't do the cross product if we don't have to