Added Katun and Black Jack Trails
Fix Trail Trace with correct gpx of the TrailForks HeatMap, the older one has a bug.
Add a new track for "Risalita Traverso e Builder", using the gpx from TrailForks.
Add a new track for "Risalita Builder", using the gpx from TrailForks.
Add new track for "risalita ristorante cimina", using the gpx from TrailForks.
Add new track for "risalita tribolo da arrivo zeus", using the gpx from TrailForks.
Add new track for "Risalita Albivio e Zeus", using the gpx from TrailForks.
Add new track for the new Zeus Trail, using the gpx from TrailForks.
Add new Trail and fix name of Dh and GranPicchio
Delete sac_scale features for mtb trail