Fix size input validation again

openlp/core/ui/generaltab.py

@@ -46,7 +46,7 @@ class ValidEdit(QtGui.QLineEdit):
         """
         Only return Integers.  Space is 0
         """
-        if len(self.text()) == 0:
+        if self.text().isEmpty():
             return QtCore.QString(u'0')
         else:
             return self.text()

openlp/plugins/songs/lib/mediaitem.py

@@ -390,7 +390,7 @@ class SongMediaItem(MediaManagerItem):
         raw_footer.append(author_list)
         raw_footer.append(song.copyright )
         raw_footer.append(unicode(
-            translate('SongsPlugin.MediaItem', 'CCLI Licence: ') +
+            translate('SongsPlugin.MediaItem', 'CCLI License: ') +
             QtCore.QSettings().value(u'general/ccli number',
             QtCore.QVariant(u'')).toString()))
         service_item.raw_footer = raw_footer