typed.go
func (t Typed) BoolMust(key string) bool {
	b, exists := t.BoolIf(key)
	if exists == false {
		panic("expected boolean value for " + key)
	}
	return b
}
func (t Typed) BoolMust(key string) bool {
	b, exists := t.BoolIf(key)
	if exists == false {
		panic("expected boolean value for " + key)
	}
	return b
}
func ( t Typed ) BoolMust ( key string ) bool { b , exists := t . BoolIf ( key ) if exists == false { panic ( " " + key ) } return b }
// Returns a bool or panics
Returns a bool or panics