[MWAR-370] Upgrade plexus-archiver 3.0.3 to 3.1.1
 o Upgrade plexus-archiver 3.0.3 to 3.1.1
 o In accordance to plexus-archiver upgrade plexus-io
   to 2.7.1.


git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1738425 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 2718850..a863e89 100644
--- a/pom.xml
+++ b/pom.xml
@@ -101,7 +101,7 @@
     <dependency>
       <groupId>org.codehaus.plexus</groupId>
       <artifactId>plexus-io</artifactId>
-      <version>2.6</version>
+      <version>2.7.1</version>
     </dependency>
     <dependency>
       <groupId>commons-io</groupId>
@@ -111,7 +111,7 @@
     <dependency>
       <groupId>org.codehaus.plexus</groupId>
       <artifactId>plexus-archiver</artifactId>
-      <version>3.0.3</version>
+      <version>3.1.1</version>
     </dependency>
     <dependency>
       <groupId>org.codehaus.plexus</groupId>