(pardahlman#132) Move connect to virtual method

So that it can be overriden, error handled etc by custom
implementations

Author: pardahlman

src/RawRabbit/Channel/ChannelFactory.cs

@@ -28,23 +28,28 @@ public class ChannelFactory : IChannelFactory
 		private bool _processingRequests;
 
 		public ChannelFactory(IConnectionFactory connectionFactory, RawRabbitConfiguration config, ChannelFactoryConfiguration channelConfig)
+		{
+			ConnectToBroker();
+			_connectionFactory = connectionFactory;
+			_config = config;
+			_channelConfig = channelConfig;
+			_requestQueue = new ConcurrentQueue<TaskCompletionSource<IModel>>();
+			_channels = new LinkedList<IModel>();
+
+			Initialize();
+		}
+
+		protected virtual void ConnectToBroker()
 		{
 			try
 			{
-				_connection = connectionFactory.CreateConnection(config.Hostnames);
+				_connection = _connectionFactory.CreateConnection(_config.Hostnames);
 			}
 			catch (BrokerUnreachableException e)
 			{
 				_logger.LogError("Unable to connect to broker", e);
 				throw e.InnerException;
 			}
-			_connectionFactory = connectionFactory;
-			_config = config;
-			_channelConfig = channelConfig;
-			_requestQueue = new ConcurrentQueue<TaskCompletionSource<IModel>>();
-			_channels = new LinkedList<IModel>();
-
-			Initialize();
 		}
 
 		internal virtual void Initialize()