Merge pull request #53 from klpx/patch-1

Bump http client version

Author: epels

api/src/main/java/com/messagebird/MessageBirdServiceImpl.java

@@ -57,7 +57,7 @@ public class MessageBirdServiceImpl implements MessageBirdService {
 
     private final String accessKey;
     private final String serviceUrl;
-    private final String clientVersion = "2.0.0";
+    private final String clientVersion = "2.1.0";
     private final String userAgentString;
     private Proxy proxy = null;