add operator* and a static assert against reference types
add operator* and a static assert against reference types

tempbottle/variant,tempbottle/variant,tempbottle/variant,daniel-j-h/variant,daniel-j-h/variant,daniel-j-h/variant,edwiincao/variant,tangrams/variant,tangrams/variant,edwiincao/variant,edwiincao/variant,tangrams/variant