[MRELEASE-1076] Upgrade Plexus Utils to 3.4.1

This closes #92

Author: michael-o

pom.xml

@@ -190,7 +190,7 @@
       <dependency>
         <groupId>org.codehaus.plexus</groupId>
         <artifactId>plexus-utils</artifactId>
-        <version>3.0.15</version>
+        <version>3.4.1</version>
       </dependency>
       <dependency>
         <groupId>org.jdom</groupId>