common.cli: commons-cli version is in the root pom-plain.xml file
diff --git a/plugins/org.eclipse.epsilon.common.cli/pom-plain.xml b/plugins/org.eclipse.epsilon.common.cli/pom-plain.xml
index d4d2dff..4340998 100644
--- a/plugins/org.eclipse.epsilon.common.cli/pom-plain.xml
+++ b/plugins/org.eclipse.epsilon.common.cli/pom-plain.xml
@@ -20,10 +20,13 @@
       <artifactId>org.eclipse.epsilon.common</artifactId>
       <version>${project.version}</version>
     </dependency>
+
+    <!-- NOTE: versions are not set here, but from the <dependencyManagement> of
+         the root plain Maven POM. This is done to ensure we depend on a
+         consistent set of versions across Epsilon. -->
     <dependency>
       <groupId>commons-cli</groupId>
       <artifactId>commons-cli</artifactId>
-      <version>1.4</version>
     </dependency>
   </dependencies>