OpenPGP Icon is not shown when open message window with PGP already active
Bug description
OpenPGP Icon is not shown when open message window with PGP already active. You have to disable PGP and enable it again to see the icon in the left of the textbox.
Steps to reproduce
Start a conversations with pgp already enabled.
Software versions
OS version: Xubuntu 15.10
GTK version: 2.24.28
PyGTK version: 2.24.0