Merge "Add ssl_version to the list of attributes, required when vnc_a…

…pi gets called via multiprocessing module. This will ensure ssl_version gets included when pickle calls __getstate__ and __setstate__."

src/config/common/ssl_adapter.py

@@ -16,6 +16,7 @@
 class SSLAdapter(HTTPAdapter):
     '''An HTTPS Transport Adapter that can be configured with SSL/TLS
        version.'''
+    HTTPAdapter.__attrs__.extend(['ssl_version'])
 
     def __init__(self, ssl_version=None, **kwargs):
         self.ssl_version = ssl_version