remove IEC copyright on XSD

fr.centralesupelec.edf.riseclipse.iec61850.nsd/model/nsd.ecore

 <?xml version="1.0" encoding="UTF-8"?>
 <ecore:EPackage xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore" name="nsd" nsURI="http://www.iec.ch/61850/2016/NSD" nsPrefix="nsd">
-  <eAnnotations source="http://www.eclipse.org/emf/2002/GenModel">
-    <details key="documentation" value="&#xA;&#x9;&#x9;&#x9;COPYRIGHT (c) IEC, 2017. This version of this XSD is part of IEC 61850-7-7:2017; see the IEC 61850-7-7:2017 for full legal notices. In case of any differences between the here-below code and the IEC published content, the IEC published content remains the reference to be considered. The whole document has to be taken into account to have a full description of this code component.&#xA;&#x9;&#x9;See www.iec.ch/CCv1 for copyright details.&#xA;&#x9;&#x9;&#xA;&#xA;&#x9;&#x9;&#x9;NameSpace Definition file syntax (NSD.xsd) for the machine processable format for tools.&#xA;&#x9;&#x9;&#x9;2017-08-28 (version 2017A).&#xA;&#x9;&#x9;&#x9;&#xA;&#x9;&#x9;&#x9;Describes in a machine-processable way selected components from the IEC 61850 data model.&#xA;&#x9;&#x9;&#x9;Four elements are defined:&#xA;&#x9;&#x9;&#x9;- NS: shall hold the namespace definition, all its documentation strings to be resolved in the sibling file (i.e., with same name but file extension &quot;NSDOC&quot;) with NSDoc as root. Shall have as file extension &quot;NSD&quot;.&#xA;&#x9;&#x9;&#x9;- ServiceNS: shall hold a service namespace definition, all its documentation strings to be resolved in the sibling file (i.e., with same name but file extension &quot;NSDOC&quot;) with NSDoc as root. Shall have as file extension &quot;SNSD&quot;.&#xA;&#x9;&#x9;&#x9;- NSDoc: shall hold all documentation strings defined in the sibling NS file. Shall have as file extension &quot;NSDOC&quot;.&#xA;&#x9;&#x9;&#x9;- ApplicableServiceNS: shall hold definition of link between NS and applicable ServiceNS. Shall have as file extension &quot;AppNS&quot;.&#xA;&#x9;&#x9;&#xA;&#xA;&#x9;&#x9;&#x9;COPYRIGHT (c) IEC, 2017. This version of this XSD is part of IEC copyright definition.&#xA;&#x9;&#x9;&#xA;&#xA;&#x9;&#x9;&#x9;Definition of elements used for copyright declaration in a code component XML file&#xA;&#x9;&#x9;&#x9;Draft 2016-11-23 (version 0.1).&#xA;&#x9;&#x9;&#x9;&#xA;&#x9;&#x9;&#x9;To be imported in other code component XSD to enable the usage of a copyright.&#xA;&#x9;&#x9;"/>
-  </eAnnotations>
   <eClassifiers xsi:type="ecore:EClass" name="AppliesToType">
     <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
       <details key="name" value="AppliesTo_._type"/>