GPS-F3F - tracker for F3F practice

Description
GPS-F3F is a Lua script for practising your F3F skills. It uses GPS telemetry data to track the model around the course.
The complete F3F experience is provided, including 30 second countdown, off- and on-course announcements, number of legs completed and elapsed time.
The script supports both colour and mono tx's.
Requirements
- Mono screen tx with EdgeTX 2.10 and above or OpenTX 2.3.15, or
colour screen tx with EdgeTX 2.10 and above - GPS sensor with lat/lon telemetry
