fix "új osztály"

plab/javadoc.go

@@ -419,7 +419,7 @@ func printClassDoc(c *Class, changed bool) {
 		return
 	}
 	extra := ""
-	if !changed || c.changed() {
+	if changed && c.changed() {
 		extra = "\\textit{Új osztály}"
 	}
 	fmt.Printf("\\paragraph{\\texttt{%s \\textcolor{blue}{%s}} %s}\n", c.Modifiers, c.Name, extra)