set license to EPL 2.0

...supelec.edf.riseclipse.iec61850.nsd.edit/build.properties

...upelec.edf.riseclipse.iec61850.nsd.edit/plugin.properties

...ntralesupelec.edf.riseclipse.iec61850.nsd.edit/plugin.xml

fr.centralesupelec.edf.riseclipse.iec61850.nsd.edit/pom.xml

...lipse/iec61850/nsd/provider/AbbreviationItemProvider.java

...ipse/iec61850/nsd/provider/AbbreviationsItemProvider.java

...se/iec61850/nsd/provider/AbstractLNClassItemProvider.java

...riseclipse/iec61850/nsd/provider/AgArrayItemProvider.java

...50/nsd/provider/AgAttributeTypeAndValuesItemProvider.java

...se/iec61850/nsd/provider/AgAttributeTypeItemProvider.java

...iec61850/nsd/provider/AgNSIdentificationItemProvider.java

...iseclipse/iec61850/nsd/provider/AgNSdescItemProvider.java

...der/AgPresenceConditionDerivedStatisticsItemProvider.java

...ec61850/nsd/provider/AgPresenceConditionItemProvider.java

...riseclipse/iec61850/nsd/provider/AgTrgOpItemProvider.java

...f/riseclipse/iec61850/nsd/provider/AgUMLItemProvider.java

...e/iec61850/nsd/provider/AgUnderlyingTypeItemProvider.java

...eclipse/iec61850/nsd/provider/AnyLNClassItemProvider.java

...ec61850/nsd/provider/ApplicableServiceNSItemProvider.java

...iec61850/nsd/provider/ApplicableServicesItemProvider.java