RECENTLY as I crisscrossed my way from Cornavin to Plainpalais I cut down a little street off my usual beaten path and as a result discovered one of the most enchanting shops I’ve come across in Geneva. At Boutique “La 5e” (La Cinquième) proprietress Estelle Ganguillet has assiduously collected antique and decorative items with a keen and knowing eye for beauty, heritage, quality and,…