right align text in ul/ol when rtl is active (#166)

css/reveal.css

@@ -1232,6 +1232,11 @@ body {
 	direction: ltr;
 }
 
+.reveal.rtl ol,
+.reveal.rtl ul {
+	text-align: right;
+}
+
 
 /*********************************************
  * SPEAKER NOTES