Replace/improve Gordola boundaries

Replace/improve Ronco sopra Ascona boundaries

Replace Vernate boundaries

Replace Brione sopra Minusio boundaries

Replace Cadempino boundaries

Geometry improvements Brunegg boundaries

Replace boundary between Wolfhausen and Walzenhausen

Geometry improvements Unterengstringen/Kloster Fahr boundaries

Geometry improvements Unterengstringen boundaries

Geometry improvements Unterengstringen boundaries

Geometry improvements Vacallo boundaries

Geometry improvements Canobbio boundaries

Fix track connectivity and sanitise access somewhat

Fix some small regression due to glued boundaries

Replace Savosa boundaries

Geometry improvements Vico Morcote

Replace Massonnens boundaries

Replace Pollegio boundaries

Improve boundaries for Scheuren

Replace Vico Morcote boundaries