Pull request #9: Hotfix User-Agent value

Merge in SDK/csharp_telesign from hotfix/fixuseragentvalue to developer

* commit '4b9bd8b868196c1ccac3a835e3549e3b537a0fe5':
  fix case sensitive in user-agent value

Author: vaponte7S

Telesign/RestClient.cs

@@ -52,7 +52,7 @@ public RestClient(string customerId,
             this.customerId = customerId;
             this.apiKey = apiKey;
             this.restEndpoint = restEndpoint;
-            this.userAgent = string.Format("TeleSignSdk/csharp .Net/{0} HttpClient/1.0 OriginatingSDK/{1} SDKVersion/{2}",
+            this.userAgent = string.Format("TeleSignSDK/csharp .Net/{0} HttpClient/1.0 OriginatingSDK/{1} SDKVersion/{2}",
             Environment.Version.ToString(),
             source,
             sdkVersionOrigin ?? sdkVersion