Ignore unsupported M2E goals

lifecycle-mapping-metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<lifecycleMappingMetadata>
  <pluginExecutions>
    <!--  standard maven plugins -->    
    <pluginExecution>
      <pluginExecutionFilter>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-dependency-plugin</artifactId>
        <goals>
          <goal>unpack-dependencies</goal>
        </goals>
        <versionRange>[2.0,)</versionRange>
      </pluginExecutionFilter>
      <action>
        <ignore>
          <message>unpack-dependencies generates an error in Eclipse due to a "bug" in M2E (https://stackoverflow.com/questions/8706017/maven-dependency-plugin-goals-copy-dependencies-unpack-is-not-supported-b)</message>
        </ignore>
      </action>
    </pluginExecution>    
  </pluginExecutions>
</lifecycleMappingMetadata>