python: Followed changes in omnetp python plugin.

Author: levy

python/inet/common/ide.py

@@ -59,7 +59,7 @@ def register_key_bindings():
     ip = IPython.get_ipython()
     @ip.pt_app.key_bindings.add('c-e')
     def _(event):
-        get_org_package().omnetpp.python.Activator.executeActivateEditorAction()
+        get_org_package().omnetpp.python.Utils.executeActivateEditorAction()
     @ip.pt_app.key_bindings.add('c-n')
     def _(event):
-        get_org_package().omnetpp.python.Activator.executeToggleMaximizeViewAction()
+        get_org_package().omnetpp.python.Utils.executeToggleMaximizeViewAction()