Add scale option.

hikarock · hikarock · commit c1c9b29cc1a4 · 2015-02-14T20:53:38.000+09:00
diff --git a/example/index.html b/example/index.html
@@ -41,6 +41,7 @@
                       'yes-text': 'yes',
                       'no-text': 'no',
                       'arrow-end': 'block',
+                      'scale': 1,
                       'symbols': {
                         'start': {
                           'font-color': 'red',
