Gajim uses deprecated python module causing crash

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Versions

• OS: GNU/Linux
• Gajim version: 0.16.8
• GTK version: 2.24.31
• Python-nbxmpp version: 0.6.0

Steps to reproduce the problem

1. Start gajim

Expected behavior

Gajim starts

Actual behavior

** (gajim:1166): WARNING **: Trying to register gtype 'GMountMountFlags' as enum when in fact it is of type 'GFlags'

** (gajim:1166): WARNING **: Trying to register gtype 'GDriveStartFlags' as enum when in fact it is of type 'GFlags'

** (gajim:1166): WARNING **: Trying to register gtype 'GSocketMsgFlags' as enum when in fact it is of type 'GFlags' Traceback (most recent call last): File "gajim.py", line 307, in OpenSSL.rand.load_file(str(RNG_SEED)) AttributeError: 'module' object has no attribute 'load_file'

See: https://github.com/pyca/pyopenssl/commit/23c965e7864bd9f37cf2c6076895c9bec395f00c

See: https://github.com/pyca/pyopenssl/commit/acbd662b62a2de0e7102d560f7e73d7feaf9e600