Bug fix, and config name change.
Bug fix, and config name change.

Fixed a small bug, where I was checking for 0 as the value to indicate if the field was not in the fieldlist, but 0 is the first element. Changed the indication value to -1.
Change the database config key to database
Change the value type for port to int64.

terranodo/tegola,terranodo/tegola,terranodo/tegola,terranodo/tegola,terranodo/tegola