Release v3.0.6

Header stats are now fully selectable: up to 3 fields in portrait and 5 in landscape, each with a None option, centered and adaptive. 18 metrics available, including distance/elevation to top, next climb (distance, length, gain, grade), ascent total/remaining, elevation, resupply, ETA and ascent pace.

Full Changelog: v3.0.5...v3.0.6