Revise some exception messages

src/NServiceBus.Transport.RabbitMQ/Configuration/ConnectionConfiguration.cs

@@ -85,7 +85,7 @@ public static ConnectionConfiguration Create(string connectionString, string end
 
             if (dictionary.ContainsKey("maxwaittimeforconfirms"))
             {
-                invalidOptionsMessage.AppendLine("The 'MaxWaitTimeForConfirms' connection string option has been removed. Consult the documentation for further information");
+                invalidOptionsMessage.AppendLine("The 'MaxWaitTimeForConfirms' connection string option has been removed. Consult the documentation for further information.");
             }
 
             if (dictionary.ContainsKey("prefetchcount"))

src/NServiceBus.Transport.RabbitMQ/RabbitMQTransportInfrastructure.cs

@@ -124,7 +124,7 @@ IRoutingTopology CreateRoutingTopology()
         {
             if (!settings.TryGet(out Func<bool, IRoutingTopology> topologyFactory))
             {
-                throw new InvalidOperationException("A routing topology factory has not been configured. Configure a routing topology with a TransportExtensions<RabbitMQTransport>.UseXXXRoutingTopology() method.");
+                throw new InvalidOperationException("A routing topology must be configured with one of the 'EndpointConfiguration.UseTransport<RabbitMQTransport>().UseXXXXRoutingTopology()` methods.");
             }
 
             if (!settings.TryGet(SettingsKeys.UseDurableExchangesAndQueues, out bool useDurableExchangesAndQueues))

src/NServiceBus.Transport.RabbitMQ/Receiving/MessageConverter.cs

@@ -80,7 +80,7 @@ string DefaultMessageIdStrategy(BasicDeliverEventArgs message)
 
             if (!properties.IsMessageIdPresent() || string.IsNullOrWhiteSpace(properties.MessageId))
             {
-                throw new InvalidOperationException("A non-empty 'message-id' property is required when running NServiceBus on top of RabbitMQ. If this is an interop message, then set the 'message-id' property before publishing the message");
+                throw new InvalidOperationException("A non-empty 'message-id' property is required when running NServiceBus on top of RabbitMQ. If this is an interop message, then set the 'message-id' property before publishing the message.");
             }
 
             return properties.MessageId;