Enums.LocationType enumeration

This is used to determine the Location type.

The LocationType can be one of:

Constant	Description
`Enums.LocationTypeLocation`	`(0)` A basic location.
`Enums.LocationTypeNmeaLocation`	`(1)` A location obtained from an NMEA location source.
`Enums.LocationTypeUnknown`	`(-1)` An unknown location.