Fix bug losing transitions

openlp/core/lib/htmlbuilder.py

@@ -312,7 +312,8 @@ def build_html(item, screen, alert):
         build_alert(alert, width),
         build_footer(item),
         build_lyrics(item),
-        u'true' if theme and theme.display_slideTransition else u'false',
+        u'true' if theme and theme.display_slideTransition \
+            else u'false',
         image)
     return html
 

openlp/core/lib/rendermanager.py

@@ -192,8 +192,6 @@ class RenderManager(object):
         footer.append(u'Amazing Grace (John Newton)' )
         footer.append(u'Public Domain')
         footer.append(u'CCLI 123456')
-        # Previews do not need the transition switched on!
-        themedata.display_slideTransition = False
         # build a service item to generate preview
         serviceItem = ServiceItem()
         serviceItem.theme = themedata