--- a/editors/Viewer.py	Tue Aug 15 15:50:30 2017 +0300
+++ b/editors/Viewer.py	Tue Aug 15 16:01:18 2017 +0300
@@ -440,7 +440,6 @@
         message.Destroy()
 
 
-
 class DebugInstanceName(DebugDataConsumer):
     VALUE_TRANSLATION = {True: _("Active"), False: _("Inactive")}
 
@@ -1181,7 +1180,6 @@
 #                          Refresh functions
 #-------------------------------------------------------------------------------
 
-
     def ElementNeedRefresh(self, element):
         self.ElementRefreshList_lock.acquire()
         self.ElementRefreshList.append(element)
@@ -3249,7 +3247,6 @@
 #                          Model delete functions
 #-------------------------------------------------------------------------------
 
-
     def DeleteBlock(self, block):
         elements = []
         for output in block.GetConnectors()["outputs"]: