Fix for #205 allow collector path in host url (#211)

* Fix for #205 allow collector path in host url

* Remove redundant check

Author: EEParker

src/Serilog.Sinks.Splunk/ConfigurationDefaults.cs

@@ -14,5 +14,6 @@ internal static class ConfigurationDefaults
         /// https://docs.splunk.com/Documentation/Splunk/9.1.0/Data/UsetheHTTPEventCollector#Send_data_to_HTTP_Event_Collector_on_Splunk_Enterprise
         /// </remarks>
         internal const string DefaultEventCollectorPath = "services/collector/event";
+        internal const string DefaultCollectorPath = "services/collector";
     }
 }

src/Serilog.Sinks.Splunk/Sinks/Splunk/EventCollectorRequest.cs

@@ -1,4 +1,4 @@
-// Copyright 2016 Serilog Contributors
+// Copyright 2016 Serilog Contributors
 // 
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -23,7 +23,7 @@ internal class EventCollectorRequest : HttpRequestMessage
     {
         internal EventCollectorRequest(string splunkHost, string jsonPayLoad, string uri = ConfigurationDefaults.DefaultEventCollectorPath)
         {
-            var hostUrl = splunkHost.Contains(ConfigurationDefaults.DefaultEventCollectorPath)
+            var hostUrl = splunkHost.Contains(ConfigurationDefaults.DefaultCollectorPath)
                 ? splunkHost
                 : $"{splunkHost.TrimEnd('/')}/{uri.TrimStart('/').TrimEnd('/')}";
 
@@ -32,4 +32,4 @@ internal EventCollectorRequest(string splunkHost, string jsonPayLoad, string uri
             Method = HttpMethod.Post;
         }
     }
-}
+}