Update building.md
Update building.md
milikhin/seabass,milikhin/seabass,milikhin/seabass,milikhin/seabass,milikhin/seabass,milikhin/seabass,milikhin/seabass,milikhin/seabass,milikhin/seabass,milikhin/seabass,milikhin/seabass,milikhin/seabass