Remove upper letter for XML node

Signed-off-by: Fabien Crassat <fabien@crassat.com>
Review XML for XSD for langs and societies

Signed-off-by: Fabien Crassat <fabien@crassat.com>
Fix upper first letter for xml node

Signed-off-by: Fabien Crassat <fabien@crassat.com>
XML valid with entity class

Signed-off-by: Fabien Crassat <fabien@crassat.com>
test review

Signed-off-by: Fabien Crassat <fabien@crassat.com>