diff -r 64d8f52bc8c8 -r 6ebd9c40b2be connectors/__init__.py
--- a/connectors/__init__.py	Mon Aug 14 19:13:01 2017 +0300
+++ b/connectors/__init__.py	Mon Aug 14 21:09:48 2017 +0300
@@ -1,66 +1,66 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-# This file is part of Beremiz, a Integrated Development Environment for
-# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.
-#
-# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
-# Copyright (C) 2017: Andrey Skvortsov
-#
-# See COPYING file for copyrights details.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License
-# as published by the Free Software Foundation; either version 2
-# of the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
-
-# Package initialisation
-
-from os import listdir, path
-import util.paths as paths
-
-_base_path = paths.AbsDir(__file__)
-
-
-def _GetLocalConnectorClassFactory(name):
-    return lambda: getattr(__import__(name, globals(), locals()), name + "_connector_factory")
-
-connectors = {name:_GetLocalConnectorClassFactory(name)
-                  for name in listdir(_base_path)
-                      if path.isdir(path.join(_base_path, name))
-                          and not name.startswith("__")}
-
-
-def ConnectorFactory(uri, confnodesroot):
-    """
-    Return a connector corresponding to the URI
-    or None if cannot connect to URI
-    """
-    servicetype = uri.split("://")[0].upper()
-    if servicetype == "LOCAL":
-        # Local is special case
-        # pyro connection to local runtime
-        # started on demand, listening on random port
-        servicetype = "PYRO"
-        runtime_port = confnodesroot.AppFrame.StartLocalRuntime(
-            taskbaricon=True)
-        uri = "PYROLOC://127.0.0.1:" + str(runtime_port)
-    elif servicetype in connectors:
-        pass
-    elif servicetype[-1] == 'S' and servicetype[:-1] in connectors:
-        servicetype = servicetype[:-1]
-    else:
-        return None
-
-    # import module according to uri type
-    connectorclass = connectors[servicetype]()
-    return connectorclass(uri, confnodesroot)
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+# This file is part of Beremiz, a Integrated Development Environment for
+# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.
+#
+# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
+# Copyright (C) 2017: Andrey Skvortsov
+#
+# See COPYING file for copyrights details.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+# Package initialisation
+
+from os import listdir, path
+import util.paths as paths
+
+_base_path = paths.AbsDir(__file__)
+
+
+def _GetLocalConnectorClassFactory(name):
+    return lambda: getattr(__import__(name, globals(), locals()), name + "_connector_factory")
+
+connectors = {name:_GetLocalConnectorClassFactory(name)
+                  for name in listdir(_base_path)
+                      if path.isdir(path.join(_base_path, name))
+                          and not name.startswith("__")}
+
+
+def ConnectorFactory(uri, confnodesroot):
+    """
+    Return a connector corresponding to the URI
+    or None if cannot connect to URI
+    """
+    servicetype = uri.split("://")[0].upper()
+    if servicetype == "LOCAL":
+        # Local is special case
+        # pyro connection to local runtime
+        # started on demand, listening on random port
+        servicetype = "PYRO"
+        runtime_port = confnodesroot.AppFrame.StartLocalRuntime(
+            taskbaricon=True)
+        uri = "PYROLOC://127.0.0.1:" + str(runtime_port)
+    elif servicetype in connectors:
+        pass
+    elif servicetype[-1] == 'S' and servicetype[:-1] in connectors:
+        servicetype = servicetype[:-1]
+    else:
+        return None
+
+    # import module according to uri type
+    connectorclass = connectors[servicetype]()
+    return connectorclass(uri, confnodesroot)