fix #423. rename config sample config.{toml.sample => sample.toml}
Change logging of query to be an info level event
use point batch size from the config file
fix #442. Fix some bugs in shouldQuerySequentially and add a test
update the changelog
Revert "Remove unused import. /me shakes fist @toddpersen"

This reverts commit cba20324c0cc637e2191092db1bd38c94d4a18ee.
Revert "Fix #433. Remove custom interfaces endpoint."

This reverts commit f6fc73d06b0e18f554fdd3f57c38dfdb173a5f30.
remove a whitespace
fix #437. Queries with negative constants don't parse properly
fix #432. Create a checkpoint before executing a delete query
fix #437. Note the previous fix in 6cb9413 broke other functionality
add travis notification to hipchat
fix #439. Report the right location of the error and add pretty print
update the changelog
prepare for a release
only report success and failure on change
reconstruct the query string from the ast
remove an unnecessary test
take a shortcut if we get an integer value
remove the stupid pprof that was in the WAL test suite