Merge branch 'develop'

Author: Gerald Unterrainer

pom.xml

@@ -5,12 +5,12 @@
 	<parent>
 		<groupId>info.unterrainer.commons</groupId>
 		<artifactId>parent-pom</artifactId>
-		<version>0.1.26</version>
+		<version>0.2.1</version>
 	</parent>
 
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>datastructures</artifactId>
-	<version>0.1.5</version>
+	<version>0.2.0</version>
 	<name>DataStructures</name>
 	<packaging>jar</packaging>