Created simple VM to aid development.
Put showError function in sitescripts.web for reuse
Started implementing filterhits API
Make log file names more easily readable.
Set up MySQL schema for geometrical_mean.
Started work on geometrical mean aggregation.
More work towards geometrical mean aggregation.
Yet more work on geometrical mean aggregation.
Added some quick tests for the DB code.
Gave the test cases better names.
Log submission time with data.
Deleted logged data if MySQL aggregations fail to write.
Log query parameters with data.
Skip DB tests if test_database option is missing.
Corrected couple of mistakes in valid_log_data function.
Pass parameters to db.connect more explicitly.
Added simple query API for geometrical mean data.