Fixed missing u and tidied up blank lines between class definitions

openlp/core/lib/__init__.py

@@ -43,6 +43,7 @@ class MediaType(object):
     Audio = 1
     Video = 2
     
+    
 class SlideLimits(object):
     """
     Provides an enumeration for behaviour of OpenLP at the end limits of each
@@ -52,6 +53,7 @@ class SlideLimits(object):
     Wrap = 2
     Next = 3
     
+    
 class ServiceItemAction(object):
     """
     Provides an enumeration for the required action moving between service 

openlp/core/lib/serviceitem.py

@@ -47,6 +47,7 @@ class ServiceItemType(object):
     Image = 2
     Command = 3
 
+    
 class ItemCapabilities(object):
     """
     Provides an enumeration of a serviceitem's capabilities

openlp/core/ui/slidecontroller.py

@@ -621,7 +621,7 @@ class SlideController(Controller):
                     Receiver.send_message('servicemanager_previous_item', None)
                 elif keypressCommand == ServiceItemAction.PreviousLastSlide:
                     # Go to the last slide of the previous item
-                    Receiver.send_message('servicemanager_previous_item', 'last slide')
+                    Receiver.send_message('servicemanager_previous_item', u'last slide')
                 else:
                     Receiver.send_message('servicemanager_next_item')
             self.keypress_loop = False