18.2: incomplete description of annotation name format

Old text: The name is the same as the name of the name/value pair being annotated, followed by the “at” sign (@), followed by the namespace- or alias-qualified name of the annotation, followed by a dot (.), followed by the name of the term. The namespace or alias MUST be defined in the metadata document, see [OData-CSDL] . New text: The name is the same as the name of the property or name/value pair being annotated, followed by the “at” sign (@), followed by the namespace- or alias-qualified name of the term. The namespace or alias MUST be defined in the metadata document, see [OData-CSDL] . Applied: https://www.oasis-open.org/committees/download.php/55612/odata-json-format-v4.0-wd08-2015-05-07.docx