Hopefully fixed MySQL DB crash on startup issue (so we can remove 3 sec wait).

Added option to try alternate UDP ports if the one configured is in use.
UDP packets are now bound to the actual outside IP address and hopefully won't "randomly" select IP on multihomed systems.

OpenSim/Framework/SerializableRegionInfo.cs

@@ -49,6 +49,7 @@ namespace OpenSim.Framework
             m_internalEndPoint = ConvertFrom.InternalEndPoint;
             m_externalHostName = ConvertFrom.ExternalHostName;
             m_remotingPort = ConvertFrom.RemotingPort;
+            m_allow_alternate_ports = ConvertFrom.m_allow_alternate_ports;
             RemotingAddress = ConvertFrom.RemotingAddress;
         }
 
@@ -80,6 +81,7 @@ namespace OpenSim.Framework
             get { return m_remotingPort; }
             set { m_remotingPort = value; }
         }
+        public bool m_allow_alternate_ports;
 
         public string RemotingAddress;