Fixed #403 - Upgrade plexus-container-default from 1.7.1 to 2.1.0

Author: khmarbaise

pom.xml

@@ -223,7 +223,7 @@
     <dependency>
       <groupId>org.codehaus.plexus</groupId>
       <artifactId>plexus-container-default</artifactId>
-      <version>1.7.1</version>
+      <version>2.1.0</version>
     </dependency>
     <dependency>
       <groupId>org.codehaus.plexus</groupId>