Gateway register/unregister changes
Gateway register/unregister changes

- do not register/unregister channels or mailing lists
- send registration/unregistration request irrespective of whether the
client thinks it's registered or not. We don't know for sure it knows it
correctly so don't assume that, it may confuse users

mailchuck/PyBitmessage,mailchuck/PyBitmessage,lightrabbit/PyBitmessage,lightrabbit/PyBitmessage,Atheros1/PyBitmessage,mailchuck/PyBitmessage,Atheros1/PyBitmessage,lightrabbit/PyBitmessage,Atheros1/PyBitmessage,mailchuck/PyBitmessage,Atheros1/PyBitmessage,lightrabbit/PyBitmessage