diff -r ba5f64fe0e00 -r d73b64672238 editors/Viewer.py
--- a/editors/Viewer.py	Wed Aug 16 12:30:31 2017 +0300
+++ b/editors/Viewer.py	Wed Aug 16 12:48:08 2017 +0300
@@ -64,6 +64,7 @@
     else:
         parent.Append(helpString=help, id=id, kind=kind, item=text)
 
+
 if wx.Platform == '__WXMSW__':
     faces = {
         'times': 'Times New Roman',
@@ -115,6 +116,7 @@
                                     specific_values.connectors)
     return powerRailCreationFunction
 
+
 NEGATED_VALUE = lambda x: x if x is not None else False
 MODIFIER_VALUE = lambda x: x if x is not None else 'none'
 
@@ -129,6 +131,7 @@
                                      CONTACT_NORMAL)
     return LD_Contact(viewer, contact_type, specific_values.name, id)
 
+
 COIL_TYPES = {(True, "none", "none"): COIL_REVERSE,
               (False, "none", "set"): COIL_SET,
               (False, "none", "reset"): COIL_RESET,
@@ -160,6 +163,7 @@
                                         specific_values.priority, id)
     return transition
 
+
 divergence_types = [SELECTION_DIVERGENCE,
                     SELECTION_CONVERGENCE, SIMULTANEOUS_DIVERGENCE, SIMULTANEOUS_CONVERGENCE]
 
@@ -178,6 +182,7 @@
 def actionBlockCreationFunction(viewer, id, specific_values):
     return SFC_ActionBlock(viewer, specific_values.actions, id)
 
+
 ElementCreationFunctions = {
     "input": GetVariableCreationFunction(INPUT),
     "output": GetVariableCreationFunction(OUTPUT),
@@ -212,6 +217,7 @@
 #                       Graphic elements Viewer base class
 #-------------------------------------------------------------------------------
 
+
 # ID Constants for alignment menu items
 [ID_VIEWERALIGNMENTMENUITEMS0, ID_VIEWERALIGNMENTMENUITEMS1,
  ID_VIEWERALIGNMENTMENUITEMS2, ID_VIEWERALIGNMENTMENUITEMS4,