typed.go
func (t Typed) Bool(key string) bool {
	return t.BoolOr(key, false)
}
func (t Typed) Bool(key string) bool {
	return t.BoolOr(key, false)
}
func ( t Typed ) Bool ( key string ) bool { return t . BoolOr ( key , false ) }
// Returns a boolean at the key, or false if it
// doesn't exist, or if it isn't a bool
Returns a boolean at the key or false if it doesn t exist or if it isn t a bool