Chatbot crashes if you star a pinned message

[thomas-daniels]

This has happened to me several times. If I have a bot running on a chatroom and if I star a pinned message, my bot crashes with the following traceback:

Exception in thread Thread-1:
Traceback (most recent call last):
File "C:\Python27\lib\threading.py", line 810, in __bootstrap_inner
self.run()
File "C:\Python27\lib\threading.py", line 763, in run
self.__target(*self.__args, **self.__kwargs)
File "build\bdist.win32\egg\chatexchange\browser.py", line 632, in _runner
self.on_activity(activity)
File "build\bdist.win32\egg\chatexchange\rooms.py", line 64, in on_activity
for event in self._events_from_activity(activity, self.id):
File "build\bdist.win32\egg\chatexchange\rooms.py", line 85, in _events_from_activity
event = events.make(room_event_data, self._client)
File "build\bdist.win32\egg\chatexchange\events.py", line 16, in make
return cls(data, client)
File "build\bdist.win32\egg\chatexchange\events.py", line 51, in init
self._init_from_data()
File "build\bdist.win32\egg\chatexchange\events.py", line 82, in _init_from_data
self._update_message()
File "build\bdist.win32\egg\chatexchange\events.py", line 100, in _update_message
del message.pinner_user_ids
AttributeError: pinner_user_ids

[thomas-daniels]

Looks like this issue is a duplicate of #71.