Bump to version 0.1.6

Author: koen-serry

pom.xml

@@ -4,7 +4,7 @@
     <groupId>com.twikey</groupId>
     <artifactId>twikey-api-java</artifactId>
     <packaging>jar</packaging>
-    <version>0.1.5-SNAPSHOT</version>
+    <version>0.1.6</version>
     <name>Twikey Api</name>
     <url>http://maven.apache.org</url>
     <description>Official wrapper around the Twikey.com rest api</description>